各种符号的英文读法
"exclainmation mark"＝"!"
"at"＝"@"
"numbersign"＝"#"
"dollar"＝"$"
"percent"＝"%"
"caret"＝"^"
"ampersand"＝"&"
"asterisk"＝"*"
"parenleft"＝"("
"parenright"＝")"
"minus"＝"-"
"underscore"＝"_"
"equal"＝"="
"plus"＝"+"
"bracketleft"＝"["
"braceleft"＝"{"
"bracketright"＝"]"
"braceright"＝"}"
"semicolon"＝";"
"colon"＝":"
"quote"＝"""
"tilde"＝"~"
"backslash"＝"\"
"bar"＝"|"
"comma"＝","
"less"＝"<"
"period"＝"."
"greater"＝">"
"slash"＝"/"
"question"＝"?"
"space"＝" "
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￣ 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
Angle bracket
{} Brace
《 》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
√ (square) root 平方根
∵ since; because 因为
∴ hence 所以
∷ equals, as (proportion) 等于，成比例
∠ angle 角
⌒ semicircle 半圆
⊙ circle 圆
○ circumference 圆周
π 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
∑ (sigma) summation of 总和
° degree 度
′ minute 分
″ second 秒
