` 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 \/ 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 ['?lfa] β Β beta ['bi:ta / 'beita] γ Γ gamma ['g?ma] δ Γ delta ['delta]

ε Δ epsilon ['epsilan / ep'sailan] δ Ε zeta ['zi:ta] ε Ζ eta ['i:ta / 'eita] ζ Θ theta ['ζita] η Η iota [ai'outa] θ Κ kappa ['k?pa] ι Λ lamda ['l?mda] κ Μ mu [mju:] λ Ν nu [nju:]

μ Ξ xi [ksai / gzai / zai] ν Ο omicron [ou'maikran] π Π pi [pai] ξ Ρ rho [rou] ζ ? sigma ['sigma] η Σ tau [tau]

υ Τ upsilon ['ju:psilon / ju:p'sailan] o 是反 c 。 θ Φ phi [fai] χ Υ chi [kai] ψ Φ psi [psi:]

ω Χ omega ['oumiga / ou'mi:ga]