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
Oh, she's fine.
噢 ，她没事了。
Through his experiences during those six years.
在这六年中。
It is no use offering the manual labourer, tired out with a hard week's sweat and effort,
对于流汗出力干了一周苦活的体力劳动者来说，是不合适的；