Vocabulary

Useful dictionaries:

1. Cambridge Dictionary
2. 有道 youdao

Computer Science

1. Signed number representations:
   • Sign-magnitude 原码
   • One's complement 反码
   • Two's complement 补码
2. Arithematic property:
   • Commutative 交换律
   • Associative 结合律
   • Distributive 分配律
3. Function property:
   • Monotonic 单调
   • Asymptotic 渐进的，asymptotic complexity 渐进复杂度
4. Pernicious 有害的
5. 键盘符号英文 博客园
   • Tilde ~, Underscore _, Dash/minus -
   • Colon :, Semicolon ;
   • Slash /, Backslash \
   • Asterisk *, Sharp/Hash #, Caret ^
   • Brace {}, Bracket [], Parenthesis ()

6. Verbal:

   • -1e20: Minus ten to the twentieth
   • 2^10: Two to the tenth
   • 18 mod 16 = 2: 18 modules of 16 is 2

7. Under the hood

   • 在某物的内部工作过程
   • If you want to know how this office works, you need to look under the hood at the real workers.
   • Hood: 衣服上的兜帽；汽车引擎盖
   • Hoody: 套头衫；卫衣

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