Question

标点符号英文

Answer 1

考研英语：标点符号的作用。

英语符号，是指用于英文的标点符号。

标点符号的作用：

“－”叫破折号（中文的长)，属于中文使用的，英文中叫“dash”

“-”,叫连接号(英文短的)，属于英文专用的，叫“hyphen”

“_”是下划线，英文就是:underline

+ 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。