英文逗号(英语中逗号用法也有大讲究)
大家知道吗?英语中逗号(comma)的使用可是很重要的,说不定还能救人一命:
英语中如果没用对逗号的话,会让你看起来很没文化哦。下面来讲解一下英语中逗号的正确用法。
1.用在连词前面
连词:and, but, for, or, nor, yet, so
例句:I went running, and I saw a duck.
2.用在从句后面
例句:When I went running, I saw a duck.
3.分隔同位语
例句:A mallard, a kind of duck, attacked me.
4.分隔一系列的物品
例句:I saw a duck, a magician, a liquor store when I went running.
5.用在引导性副词后面
例句:Unsurprisingly, I saw a duck when I went running.
6.用在引号前面
例句:The duck said, “Quack!”
7.分隔地址中的各部分
例句:Cleveland, Ohio, is known for their duck population.
8.分隔日期中的各部分
例句:Friday, January 13th, 2017, will be rubber duckie day.
9.用在句子开头独立的Yes或No后面
例句:Yes, the duck bite me.
10.直接称呼某人或某物时
例句:“Duck, do you mind?”
11.用在修饰同一个名词的两个形容词之间
例句:I saw the big, mean duck when I went running.
12.分隔否定句
例句:I saw a duck, not a baby seal, when I went running.
13.数字中每三位数就要用逗号分隔开
例句:The duck had over 10,000 friends.
除了逗号,英语中还有很多其它标点符号,你都会用英语来表达它们吗?
+ 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 greater 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
℃ Celsius system 摄氏度
{ open brace, open curly 左花括号
} close brace, close curly 右花括号
( open parenthesis, open paren 左圆括号
) close parenthesis, close paren 右圆括号
() brakets/ parentheses 括号
[ open bracket 左方括号
] close bracket 右方括号
[] square brackets 方括号
. period, dot 句号,点
| vertical bar, vertical virgule 竖线
& ampersand, and, reference, ref 和,引用
* asterisk, multiply, star, pointer 星号,乘号,星,指针
/ slash, divide, oblique 斜线,斜杠,除号
// slash-slash, comment 双斜线,注释符
# pound 井号
\ backslash, sometimes escape 反斜线转义符,有时表示转义符或续行符
~ tilde 波浪符
. full stop 句号
, comma 逗号
: colon 冒号
; semicolon 分号
? question mark 问号
! exclamation mark (英式英语) exclamation point (美式英语)
' apostrophe 撇号
- hyphen 连字号
-- dash 破折号
... dots/ ellipsis 省略号
" single quotation marks 单引号
"" double quotation marks 双引号
‖ parallel 双线号
& ampersand = and ~ swung dash 代字号
§ section; division 分节号
→ arrow 箭号;参见号