． period 句號(hào)
， comma 逗號(hào)
： colon 冒號(hào)
； semicolon 分號(hào)
！ exclamation 驚嘆號(hào)
？ question mark 問(wèn)號(hào)
￣ hyphen 連字符
' apostrophe 省略號(hào)；所有格符號(hào)
— dash 破折號(hào)
‘ ’single quotation marks 單引號(hào)
“ ”double quotation marks 雙引號(hào)
( )parentheses 圓括號(hào)
[ ]square brackets 方括號(hào)
《 》French quotes 法文引號(hào)；書(shū)名號(hào)
... ellipsis 省略號(hào)
¨ tandem colon 雙點(diǎn)號(hào)
" ditto 同上
‖ parallel 雙線號(hào)
／ virgule 斜線號(hào)
＆ ampersand = and
～ swung dash 代字號(hào)
§ section; division 分節(jié)號(hào)
→ arrow 箭號(hào)；參見(jiàn)號(hào)
＋ plus 加號(hào)；正號(hào)
－ minus 減號(hào)；負(fù)號(hào)
± plus or minus 正負(fù)號(hào)
× is multiplied by 乘號(hào)
÷ is divided by 除號(hào)
＝ is equal to 等于號(hào)
≠ is not equal to 不等于號(hào)
≡ is equivalent to 全等于號(hào)
≌ is equal to or approximately equal to 等于或約等于號(hào)
≈ is approximately equal to 約等于號(hào)
＜ is less than 小于號(hào)
＞ is more than 大于號(hào)
≮ is not less than 不小于號(hào)
≯ is not more than 不大于號(hào)
≤ is less than or equal to 小于或等于號(hào)
≥ is more than or equal to 大于或等于號(hào)
％ per cent 百分之…
‰ per mill 千分之…
∞ infinity 無(wú)限大號(hào)
∝ varies as 與…成比例
√ (square) root 平方根
∵ since; because 因?yàn)?
∴ hence 所以
∷ equals, as (proportion) 等于，成比例
∠ angle 角
⌒ semicircle 半圓
⊙ circle 圓
○ circumference 圓周
π pi 圓周率
△ triangle 三角形
⊥ perpendicular to 垂直于
∪ union of 并，合集
∩ intersection of 交，通集
∫ the integral of …的積分
∑ (sigma) summation of 總和
° degree 度
′ minute 分
″ second 秒
＃ number …號(hào)
℃ Celsius system 攝氏度
＠ at 單價(jià)