键盘上的符号用英语怎么读

` backquote 反引号
~ tilde
! exclam
@ at
# numbersign,英语国家是hash，美语是pound,音乐里作sharp,如C#
$ dollar
% percent
^ caret
& ampersand
* asterisk,star(美语),数学公式中作multiply
( parenleft,opening parentheses
) parenright,closing paretheses
- minus;hyphen连字符,不读
_ underscore
+ plus
= equal
[ bracketleft,opening bracket
] bracketright,closing bracket
{ braceleft
} braceright
; semicolon
: colon
' quote
" doublequote
/ slash
\ backslash 反斜杠
| bar
, comma
< less
> greater
. period
? question
  space 空格

其他符号的读法

<        is less than
>        is more than
≮       is not less than 
≯       is not more than
≤        is less than or equal to 小于或等于号
–        hyphen 连字符 
≥        is more than or equal to 大于或等于号
'        apostrophe 省略号,英文中省略字符用的撇号;所有格符号
%        percent
—        dash 破折号
‰        per mille
∞        infinity 无限大号
∝       varies as 与…成比例
( )      parentheses 圆括号 
√        (square) root 平方根
[ ]      square brackets 方括号 
∵       since; because 因为
《》      French quotes 法文引号;书名号 
∴       hence 所以
…        ellipsis 省略号
∷       equals, as (proportion) 等于，成比例
‥        tandem colon 双点号
∠       angle 角
∶        ditto 双点号
⌒       semicircle 半圆
‖        parallel 双线号
⊙       circle 圆
／        virgule 斜线号 
○        circumference 圆周
～        swung dash 代字号
△       triangle 三角形
§        section; division 分节号
⊥        perpendicular to 垂直于
→        arrow 箭号；参见号
∪        union of 并，合集
∩        intersection of 交，通集 
∫        the integral of …的积分
±         plus or minus 正负号
∑        summation of 总和
×        is multiplied by 乘号
°        degree 度
÷        is divided by 除号 
′        minute 分
″        second 秒
≠        is not equal to 不等于号 
≡        is equivalent to 全等于号 
℃       Celsius degree 摄氏度
≌       is equal to or approximately equal to 等于或约等于号



希腊字母的读法

α　Α　alpha ['&aelig;lfa]
β　Β　beta ['bi:ta / 'beita]
γ　Γ　gamma ['g&aelig;ma]　
δ　Δ　delta ['delta]
ε　Ε　epsilon ['epsilan / ep'sailan]
ζ　Ζ　zeta ['zi:ta]
η　Η　eta ['i:ta / 'eita]
θ　Θ　theta ['θita]
ι　Ι　iota [ai'outa]
κ　Κ　kappa ['k&aelig;pa]
λ　Λ　lamda ['l&aelig;mda]
μ　Μ　mu [mju:]
ν　Ν　nu [nju:]
ξ　Ξ　xi [ksai / gzai / zai]
ο　Ο　omicron [ou'maikran]
π　Π　pi [pai]
ρ　Ρ　rho [rou]
σ　Σ　sigma ['sigma]
τ　Τ　tau [tau]
υ　Υ　upsilon ['ju:psilon / ju:p'sailan]　o 是反 c 。
φ　Φ　phi [fai]
χ　Χ　chi [kai]
ψ　Ψ　psi [psi:]
ω　Ω　omega ['oumiga / ou'mi:ga]