Cotangent
n. 余切\\n[电] 余切
📖 牛津释义
cotangent
n
(abbr 缩写 cot) (mathematics 数) tangent of the complement of a given angle 余切.
🗣️ 情景例句
Window, please.
靠窗的吧。
And also hope you will be able to make unique contribution to the economy of both countries.
同时期望你们为中美两国经济做出卓越的贡献。
Are you Mr. Green?
你是格林先生吗？