Open main menu
翻譯
音譯
共軛
發音
參考
統一碼字符
字體
工具
jiǎn tǐ
中文轉拼音
ㄈㄢˊ ㄊㄧˇ
漢語至注音
jyut⁶ jyu⁵
粵語轉粵語
字體字元匹配
字體圖片搜尋
字體字形比較
Unicode 字形查找器
Unicode 十六進位解碼器
Unicode 腳本偵測器
阿拉伯文
العربية
簡體中文
中文 (简体)
繁體中文
繁體中文 (繁體)
捷克文
Čeština
丹麥文
Dansk
荷蘭文
Nederlands
英文
English
芬蘭文
Suomi
法文
Français
德文
Deutsch
希臘文
Ελληνικά
印地文
हिन्दी
印尼文
Indonesia
義大利文
Italiano
日文
日本語
韓文
한국어
巴克摩挪威文
Norsk Bokmål
波蘭文
Polski
葡萄牙文
Português (Brasil)
羅馬尼亞文
Română
俄文
Русский
西班牙文
Español
瑞典文
Svenska
泰文
ไทย
土耳其文
Türkçe
越南文
Tiếng Việt
翻譯
音譯
共軛
發音
字體替代品
尋找付費字體的免費字體替代品
尋找付費字體的免費字體替代品
搜尋
字體大小
A
A
訂購依據
人氣
人氣
比賽成績
Helvetica Now Text
Monotype
看更多Helvetica Now Text的替代品
Gnu Grotesk
88.3
1 可變軸
wght
W
e
i
g
h
t
55 人物
23 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
89%
a:
83%
B
B:
93%
b:
85%
C
C:
83%
c:
89%
D
D:
93%
d:
83%
E
E:
92%
e:
92%
F
F:
87%
f:
88%
G
G:
89%
g:
80%
H
H:
96%
h:
93%
I
I:
88%
i:
92%
J
J:
91%
j:
87%
K
K:
88%
k:
91%
L
L:
93%
l:
92%
M
M:
88%
m:
91%
N
N:
94%
n:
93%
O
O:
82%
o:
91%
P
P:
88%
p:
65%
Q
Q:
80%
q:
66%
R
R:
83%
r:
90%
S
S:
89%
s:
89%
T
T:
89%
t:
89%
U
U:
89%
u:
91%
V
V:
91%
v:
93%
W
W:
85%
w:
88%
X
X:
87%
x:
88%
Y
Y:
90%
y:
79%
Z
Z:
89%
z:
93%
字母匹配
Helvetica
Linotype
看更多Helvetica的替代品
Almarai
90.2
529 人物
156 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
93%
a:
88%
B
B:
88%
b:
86%
C
C:
90%
c:
89%
D
D:
83%
d:
90%
E
E:
93%
e:
94%
F
F:
92%
f:
94%
G
G:
89%
g:
93%
H
H:
84%
h:
89%
I
I:
99%
i:
89%
J
J:
91%
j:
91%
K
K:
88%
k:
86%
L
L:
95%
l:
89%
M
M:
87%
m:
91%
N
N:
91%
n:
88%
O
O:
88%
o:
91%
P
P:
91%
p:
85%
Q
Q:
84%
q:
88%
R
R:
84%
r:
91%
S
S:
93%
s:
87%
T
T:
92%
t:
88%
U
U:
91%
u:
92%
V
V:
92%
v:
93%
W
W:
90%
w:
91%
X
X:
91%
x:
84%
Y
Y:
96%
y:
88%
Z
Z:
89%
z:
89%
字母匹配
Futura
Berthold
看更多Futura的替代品
No Mans Sky Universal Font
80.1
926 人物
247 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
66%
a:
91%
B
B:
81%
b:
89%
C
C:
72%
c:
72%
D
D:
88%
d:
88%
E
E:
89%
e:
92%
F
F:
90%
f:
84%
G
G:
71%
g:
82%
H
H:
88%
h:
77%
I
I:
93%
i:
87%
J
J:
72%
j:
83%
K
K:
80%
k:
81%
L
L:
87%
l:
98%
M
M:
59%
m:
76%
N
N:
78%
n:
79%
O
O:
79%
o:
80%
P
P:
89%
p:
79%
Q
Q:
51%
q:
78%
R
R:
81%
r:
77%
S
S:
59%
s:
84%
T
T:
91%
t:
89%
U
U:
86%
u:
76%
V
V:
88%
v:
90%
W
W:
71%
w:
87%
X
X:
88%
x:
78%
Y
Y:
89%
y:
86%
Z
Z:
85%
z:
77%
字母匹配
Universal Sans
Family Type
看更多Universal Sans的替代品
Overused Grotesk
85.1
2 可變軸
wght
W
e
i
g
h
t
slnt
S
l
a
n
t
763 人物
218 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
83%
a:
81%
B
B:
93%
b:
89%
C
C:
84%
c:
86%
D
D:
92%
d:
91%
E
E:
87%
e:
86%
F
F:
93%
f:
88%
G
G:
55%
g:
87%
H
H:
91%
h:
87%
I
I:
100%
i:
89%
J
J:
90%
j:
86%
K
K:
66%
k:
78%
L
L:
91%
l:
93%
M
M:
80%
m:
69%
N
N:
79%
n:
90%
O
O:
76%
o:
92%
P
P:
82%
p:
89%
Q
Q:
71%
q:
91%
R
R:
79%
r:
94%
S
S:
80%
s:
80%
T
T:
91%
t:
87%
U
U:
87%
u:
93%
V
V:
91%
v:
95%
W
W:
66%
w:
84%
X
X:
76%
x:
85%
Y
Y:
74%
y:
79%
Z
Z:
88%
z:
94%
字母匹配
Univers
Linotype
看更多Univers的替代品
Padauk
89.7
525 人物
499 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
85%
a:
84%
B
B:
86%
b:
92%
C
C:
90%
c:
89%
D
D:
91%
d:
87%
E
E:
97%
e:
93%
F
F:
93%
f:
94%
G
G:
88%
g:
89%
H
H:
96%
h:
91%
I
I:
98%
i:
90%
J
J:
95%
j:
86%
K
K:
92%
k:
93%
L
L:
98%
l:
98%
M
M:
83%
m:
85%
N
N:
69%
n:
89%
O
O:
91%
o:
95%
P
P:
93%
p:
91%
Q
Q:
85%
q:
91%
R
R:
85%
r:
89%
S
S:
89%
s:
90%
T
T:
95%
t:
97%
U
U:
88%
u:
85%
V
V:
86%
v:
88%
W
W:
79%
w:
84%
X
X:
81%
x:
80%
Y
Y:
92%
y:
74%
Z
Z:
96%
z:
94%
字母匹配
Gill Sans
Monotype
看更多Gill Sans的替代品
Railway
73.7
392 人物
77 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
88%
a:
57%
B
B:
73%
b:
75%
C
C:
69%
c:
68%
D
D:
68%
d:
75%
E
E:
81%
e:
73%
F
F:
86%
f:
78%
G
G:
70%
g:
73%
H
H:
70%
h:
69%
I
I:
100%
i:
84%
J
J:
55%
j:
79%
K
K:
75%
k:
72%
L
L:
94%
l:
58%
M
M:
69%
m:
69%
N
N:
76%
n:
72%
O
O:
86%
o:
83%
P
P:
86%
p:
70%
Q
Q:
25%
q:
70%
R
R:
81%
r:
68%
S
S:
61%
s:
60%
T
T:
88%
t:
72%
U
U:
88%
u:
70%
V
V:
79%
v:
78%
W
W:
55%
w:
67%
X
X:
74%
x:
56%
Y
Y:
85%
y:
63%
Z
Z:
89%
z:
81%
字母匹配
Franklin Gothic
URW Type Foundry
看更多Franklin Gothic的替代品
Anuphan
77.1
1 可變軸
wght
W
e
i
g
h
t
672 人物
232 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
78%
a:
62%
B
B:
95%
b:
66%
C
C:
69%
c:
71%
D
D:
87%
d:
68%
E
E:
88%
e:
84%
F
F:
87%
f:
77%
G
G:
79%
g:
79%
H
H:
72%
h:
71%
I
I:
65%
i:
85%
J
J:
61%
j:
78%
K
K:
52%
k:
67%
L
L:
93%
l:
84%
M
M:
0%
m:
86%
N
N:
85%
n:
89%
O
O:
72%
o:
89%
P
P:
91%
p:
81%
Q
Q:
69%
q:
80%
R
R:
82%
r:
80%
S
S:
69%
s:
75%
T
T:
90%
t:
82%
U
U:
80%
u:
92%
V
V:
82%
v:
85%
W
W:
69%
w:
55%
X
X:
74%
x:
74%
Y
Y:
85%
y:
75%
Z
Z:
87%
z:
87%
字母匹配
Gotham Pro
Hoefler & Co.
看更多Gotham Pro的替代品
Metropolis
83.8
308 人物
76 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
77%
a:
85%
B
B:
82%
b:
77%
C
C:
90%
c:
87%
D
D:
95%
d:
74%
E
E:
91%
e:
88%
F
F:
86%
f:
81%
G
G:
88%
g:
81%
H
H:
89%
h:
80%
I
I:
93%
i:
87%
J
J:
92%
j:
85%
K
K:
62%
k:
84%
L
L:
87%
l:
91%
M
M:
45%
m:
79%
N
N:
92%
n:
91%
O
O:
85%
o:
88%
P
P:
87%
p:
77%
Q
Q:
81%
q:
79%
R
R:
70%
r:
81%
S
S:
80%
s:
96%
T
T:
93%
t:
83%
U
U:
92%
u:
90%
V
V:
77%
v:
94%
W
W:
79%
w:
85%
X
X:
86%
x:
91%
Y
Y:
92%
y:
83%
Z
Z:
90%
z:
86%
字母匹配
Eurostile
URW Type Foundry
看更多Eurostile的替代品
Metrophobic
72.9
576 人物
79 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
77%
a:
64%
B
B:
71%
b:
88%
C
C:
70%
c:
77%
D
D:
68%
d:
89%
E
E:
91%
e:
79%
F
F:
88%
f:
95%
G
G:
61%
g:
76%
H
H:
87%
h:
89%
I
I:
61%
i:
80%
J
J:
39%
j:
81%
K
K:
58%
k:
60%
L
L:
92%
l:
98%
M
M:
80%
m:
83%
N
N:
88%
n:
90%
O
O:
70%
o:
86%
P
P:
73%
p:
72%
Q
Q:
0%
q:
73%
R
R:
51%
r:
50%
S
S:
60%
s:
55%
T
T:
95%
t:
61%
U
U:
79%
u:
90%
V
V:
89%
v:
80%
W
W:
29%
w:
83%
X
X:
67%
x:
71%
Y
Y:
86%
y:
0%
Z
Z:
87%
z:
81%
字母匹配
Neue Haas Grotesk Text
Linotype
看更多Neue Haas Grotesk Text的替代品
Gnu Grotesk
92.4
1 可變軸
wght
W
e
i
g
h
t
55 人物
23 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
91%
a:
90%
B
B:
94%
b:
87%
C
C:
90%
c:
97%
D
D:
97%
d:
88%
E
E:
97%
e:
93%
F
F:
92%
f:
91%
G
G:
89%
g:
90%
H
H:
88%
h:
92%
I
I:
97%
i:
92%
J
J:
94%
j:
93%
K
K:
86%
k:
91%
L
L:
95%
l:
92%
M
M:
89%
m:
94%
N
N:
91%
n:
94%
O
O:
92%
o:
96%
P
P:
91%
p:
89%
Q
Q:
88%
q:
89%
R
R:
91%
r:
96%
S
S:
88%
s:
97%
T
T:
95%
t:
95%
U
U:
92%
u:
94%
V
V:
91%
v:
94%
W
W:
90%
w:
88%
X
X:
92%
x:
94%
Y
Y:
92%
y:
90%
Z
Z:
92%
z:
93%
字母匹配
TWK Lausanne
Weltkern
看更多TWK Lausanne的替代品
Radio Canada Big
81.8
1 可變軸
wght
W
e
i
g
h
t
431 人物
74 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
89%
a:
76%
B
B:
87%
b:
73%
C
C:
64%
c:
73%
D
D:
95%
d:
73%
E
E:
92%
e:
82%
F
F:
89%
f:
87%
G
G:
69%
g:
62%
H
H:
78%
h:
92%
I
I:
95%
i:
90%
J
J:
77%
j:
89%
K
K:
95%
k:
90%
L
L:
94%
l:
96%
M
M:
88%
m:
87%
N
N:
93%
n:
91%
O
O:
61%
o:
80%
P
P:
79%
p:
73%
Q
Q:
40%
q:
72%
R
R:
80%
r:
92%
S
S:
80%
s:
93%
T
T:
91%
t:
79%
U
U:
92%
u:
90%
V
V:
87%
v:
82%
W
W:
75%
w:
77%
X
X:
91%
x:
89%
Y
Y:
92%
y:
75%
Z
Z:
93%
z:
91%
字母匹配
Arial
Monotype
看更多Arial的替代品
Almarai
87.4
529 人物
156 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
81%
a:
78%
B
B:
91%
b:
83%
C
C:
87%
c:
83%
D
D:
80%
d:
84%
E
E:
91%
e:
88%
F
F:
93%
f:
86%
G
G:
71%
g:
88%
H
H:
87%
h:
88%
I
I:
99%
i:
89%
J
J:
90%
j:
88%
K
K:
89%
k:
85%
L
L:
99%
l:
89%
M
M:
88%
m:
88%
N
N:
90%
n:
86%
O
O:
93%
o:
84%
P
P:
82%
p:
83%
Q
Q:
81%
q:
81%
R
R:
72%
r:
86%
S
S:
90%
s:
86%
T
T:
98%
t:
80%
U
U:
92%
u:
87%
V
V:
82%
v:
92%
W
W:
74%
w:
87%
X
X:
87%
x:
85%
Y
Y:
90%
y:
86%
Z
Z:
89%
z:
87%
字母匹配
Trade Gothic Next
Linotype
看更多Trade Gothic Next的替代品
Miedinger*
77.9
4,622 人物
1.2 兆米byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
80%
a:
72%
B
B:
87%
b:
84%
C
C:
55%
c:
76%
D
D:
81%
d:
85%
E
E:
82%
e:
78%
F
F:
82%
f:
88%
G
G:
49%
g:
22%
H
H:
79%
h:
88%
I
I:
97%
i:
93%
J
J:
66%
j:
89%
K
K:
68%
k:
82%
L
L:
93%
l:
97%
M
M:
70%
m:
86%
N
N:
79%
n:
90%
O
O:
59%
o:
82%
P
P:
88%
p:
75%
Q
Q:
38%
q:
75%
R
R:
60%
r:
84%
S
S:
58%
s:
66%
T
T:
89%
t:
84%
U
U:
91%
u:
88%
V
V:
68%
v:
93%
W
W:
45%
w:
80%
X
X:
73%
x:
92%
Y
Y:
70%
y:
87%
Z
Z:
79%
z:
88%
字母匹配
Optima
Linotype
看更多Optima的替代品
Ysabeau
69.5
1 可變軸
wght
W
e
i
g
h
t
1,013 人物
382 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
58%
a:
50%
B
B:
76%
b:
53%
C
C:
74%
c:
69%
D
D:
73%
d:
62%
E
E:
72%
e:
56%
F
F:
68%
f:
56%
G
G:
69%
g:
67%
H
H:
80%
h:
85%
I
I:
94%
i:
94%
J
J:
89%
j:
91%
K
K:
78%
k:
77%
L
L:
81%
l:
89%
M
M:
45%
m:
67%
N
N:
55%
n:
61%
O
O:
82%
o:
75%
P
P:
64%
p:
60%
Q
Q:
74%
q:
51%
R
R:
62%
r:
72%
S
S:
72%
s:
70%
T
T:
85%
t:
62%
U
U:
87%
u:
74%
V
V:
83%
v:
85%
W
W:
64%
w:
58%
X
X:
60%
x:
82%
Y
Y:
77%
y:
77%
Z
Z:
77%
z:
88%
字母匹配
Interstate
Frere-Jones Type
看更多Interstate的替代品
Overpass
78.8
1 可變軸
wght
W
e
i
g
h
t
1,182 人物
304 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
78%
a:
71%
B
B:
76%
b:
84%
C
C:
72%
c:
79%
D
D:
77%
d:
83%
E
E:
77%
e:
79%
F
F:
84%
f:
86%
G
G:
72%
g:
78%
H
H:
79%
h:
82%
I
I:
82%
i:
78%
J
J:
69%
j:
77%
K
K:
75%
k:
67%
L
L:
81%
l:
85%
M
M:
80%
m:
78%
N
N:
79%
n:
80%
O
O:
74%
o:
79%
P
P:
80%
p:
83%
Q
Q:
68%
q:
80%
R
R:
76%
r:
81%
S
S:
69%
s:
76%
T
T:
84%
t:
82%
U
U:
81%
u:
80%
V
V:
76%
v:
82%
W
W:
82%
w:
72%
X
X:
78%
x:
85%
Y
Y:
80%
y:
79%
Z
Z:
79%
z:
81%
字母匹配
Avenir Next
Linotype
看更多Avenir Next的替代品
Wix Madefor Text
77.0
1 可變軸
wght
W
e
i
g
h
t
609 人物
90 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
65%
a:
83%
B
B:
79%
b:
60%
C
C:
72%
c:
81%
D
D:
72%
d:
59%
E
E:
88%
e:
80%
F
F:
92%
f:
70%
G
G:
66%
g:
62%
H
H:
92%
h:
58%
I
I:
89%
i:
92%
J
J:
54%
j:
86%
K
K:
81%
k:
71%
L
L:
93%
l:
87%
M
M:
60%
m:
85%
N
N:
62%
n:
84%
O
O:
68%
o:
76%
P
P:
75%
p:
64%
Q
Q:
54%
q:
63%
R
R:
69%
r:
80%
S
S:
50%
s:
77%
T
T:
90%
t:
87%
U
U:
93%
u:
89%
V
V:
89%
v:
94%
W
W:
75%
w:
78%
X
X:
89%
x:
92%
Y
Y:
91%
y:
76%
Z
Z:
88%
z:
95%
字母匹配
Bodoni Ritalic
JHA
看更多Bodoni Ritalic的替代品
Alkalami
13.0
458 人物
145 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
0%
a:
0%
B
B:
61%
b:
29%
C
C:
49%
c:
15%
D
D:
69%
d:
20%
E
E:
0%
e:
22%
F
F:
43%
f:
0%
G
G:
28%
g:
0%
H
H:
21%
h:
30%
I
I:
77%
i:
28%
J
J:
36%
j:
3%
K
K:
0%
k:
18%
L
L:
0%
l:
39%
M
M:
0%
m:
40%
N
N:
0%
n:
29%
O
O:
73%
o:
65%
P
P:
69%
p:
37%
Q
Q:
20%
q:
23%
R
R:
29%
r:
0%
S
S:
42%
s:
25%
T
T:
15%
t:
3%
U
U:
0%
u:
27%
V
V:
8%
v:
0%
W
W:
0%
w:
0%
X
X:
0%
x:
0%
Y
Y:
66%
y:
0%
Z
Z:
0%
z:
0%
字母匹配
Graphik
Commercial Type
看更多Graphik的替代品
DM Sans
81.0
2 可變軸
opsz
Optical
Size
wght
W
e
i
g
h
t
404 人物
262 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
83%
a:
87%
B
B:
87%
b:
58%
C
C:
86%
c:
84%
D
D:
94%
d:
59%
E
E:
87%
e:
86%
F
F:
92%
f:
74%
G
G:
66%
g:
0%
H
H:
92%
h:
63%
I
I:
97%
i:
90%
J
J:
71%
j:
89%
K
K:
67%
k:
75%
L
L:
94%
l:
86%
M
M:
59%
m:
87%
N
N:
85%
n:
94%
O
O:
79%
o:
85%
P
P:
80%
p:
71%
Q
Q:
64%
q:
73%
R
R:
84%
r:
91%
S
S:
79%
s:
92%
T
T:
94%
t:
88%
U
U:
94%
u:
94%
V
V:
78%
v:
93%
W
W:
69%
w:
68%
X
X:
84%
x:
84%
Y
Y:
83%
y:
90%
Z
Z:
90%
z:
91%
字母匹配
Founders Grotesk
Klim Type Foundry
看更多Founders Grotesk的替代品
BDO Grotesk
79.6
1 可變軸
wght
W
e
i
g
h
t
664 人物
262 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
82%
a:
82%
B
B:
87%
b:
82%
C
C:
66%
c:
71%
D
D:
88%
d:
83%
E
E:
90%
e:
84%
F
F:
88%
f:
75%
G
G:
69%
g:
13%
H
H:
85%
h:
89%
I
I:
99%
i:
90%
J
J:
73%
j:
92%
K
K:
80%
k:
82%
L
L:
94%
l:
95%
M
M:
83%
m:
82%
N
N:
77%
n:
86%
O
O:
76%
o:
87%
P
P:
74%
p:
74%
Q
Q:
52%
q:
73%
R
R:
74%
r:
79%
S
S:
74%
s:
82%
T
T:
90%
t:
75%
U
U:
85%
u:
87%
V
V:
92%
v:
86%
W
W:
81%
w:
69%
X
X:
86%
x:
76%
Y
Y:
89%
y:
80%
Z
Z:
86%
z:
95%
字母匹配
Clarendon
Canada Type
看更多Clarendon的替代品
BioRhyme
62.6
2 可變軸
wdth
W
i
d
t
h
wght
W
e
i
g
h
t
396 人物
188 公里byte
Theca quibbe proin mox jumentum vomer theatrum relaxo dogtus zykawafus.
A
A:
69%
a:
38%
B
B:
87%
b:
82%
C
C:
71%
c:
47%
D
D:
85%
d:
82%
E
E:
62%
e:
61%
F
F:
72%
f:
69%
G
G:
40%
g:
21%
H
H:
89%
h:
76%
I
I:
93%
i:
91%
J
J:
67%
j:
73%
K
K:
71%
k:
32%
L
L:
83%
l:
97%
M
M:
67%
m:
73%
N
N:
70%
n:
63%
O
O:
90%
o:
88%
P
P:
78%
p:
85%
Q
Q:
50%
q:
60%
R
R:
57%
r:
51%
S
S:
59%
s:
70%
T
T:
77%
t:
65%
U
U:
51%
u:
79%
V
V:
66%
v:
89%
W
W:
65%
w:
75%
X
X:
82%
x:
81%
Y
Y:
69%
y:
63%
Z
Z:
78%
z:
28%
字母匹配
以前的
1
2
3
...
24
25
下一個
本網站列出的所有字體都有免費/開放許可證,可用於個人或商業目的。
當然,您應該始終確認許可證符合您的需求。本網站上的任何內容均不構成法律建議。
如果您發現任何錯誤或遺漏,請告知我們。
複製文字