English
Punctuation
? question
mark
! exclamation
mark/exclamation point
/ slash, divide,
oblique
\ backslash, sometimes
escape
// slash-slash,
comment
& ampersand, and,
reference, ref
* asterisk, multiply,
star, pointer
~ tilde 波浪符
' apostrophe 撇号
& ampersand 和号
" single quotation
marks
"" double quotation
marks
→ arrow
... ellipsis/dots
{ open brace, open
curly
} close brace, close
curly
( open parenthesis, open
paren
) close parenthesis,
close paren
()
parentheses/brakets
[ open
bracket
] close
bracket
[] square brackets
. period,
dot
| vertical bar, vertical
virgule
# pound 井号
. full stop
, comma
: colon
; semicolon
- hyphen
-- dash
‖ parallel
~ swung dash 代字号
§ section; division
分节号
+ plus sign
- minus
sign,
± plus or minus
sign
× multiple sign, product
sign
÷ division
sign
= equality
sign
≠ Not equality
sign
≡ equivalent
to
≌ equal to or
approximately equal to
≈ approximately equal
to
< less than
sign
> more than
sign
≮ not less than
sign
≯ not more than
sign
≤ less than or equal
to
≥ more than or equal
to
% per cent
‰ per mill
-∞ infinity
+∞ infinity
∝ varies as
√ (square)
root
∵ since;
because
∴ hence
∷ equals, as
(proportion)
∠ angle
⌒ semicircle
⊙ circle
○ circumference
π pi 圆周率
△ triangle
⊥ perpendicular
to 垂直于
∪ union of
∩ intersection
of
∫ the integral of
…的积分
∑ (sigma) summation
of 总和
° degree
′ minute
″ second
℃ Celsius
system
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