. period 句号
, comma 逗号
: colon 冒号
; semicolon 分号
! exclamation 惊叹号
? question mark 问号
 ̄ hyphen 连字符
apostrophe 省略号;所有格符号
dash 破折号
single quotation marks 单引号
double quotation marks 双引号
parentheses 圆括号
square brackets 方括号
《 》French quotes 法文引号;书名号
... ellipsis 省略号
tandem colon 双点号
ditto 同上
‖ parallel 双线号
/ virgule 斜线号
ampersand = and
~ swung dash 代字号
section; division 分节号
arrow 箭号;参见号
+ plus 加号;正号
- minus 减号;负号
plus or minus 正负号
is multiplied by 乘号
is divided by 除号
= is equal to 等于号
is not equal to 不等于号
is equivalent to 全等于号
≌ is equal to or approximately equal to 等于或约等于号
is approximately equal to 约等于号
is less than 小于号
is more than 大于号
≮ is not less than 不小于号
≯ is not more than 不大于号
is less than or equal to 小于或等于号
is more than or equal to 大于或等于号
% per cent 百分之
per mill 千分之
infinity 无限大号
varies as 与成比例
root 平方根
∵ since; because 因为
hence 所以
∷ equals, as 等于,成比例
angle 角
⌒ semicircle 半圆
⊙ circle 圆
○ circumference 圆周
pi 圆周率
△ triangle 三角形
perpendicular to 垂直于
union of 并,合集
intersection of 交,通集
the integral of 的积分
summation of 总和
degree 度
minute 分
second 秒
number 号
℃ Celsius system 摄氏度
@ at 单价
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