Cosecant
n. 余割\\n[电] 余割
📖 牛津释义
cosecant
n
(abbr 缩写 cosec) (mathematics 数) in a right-angled triangle, the ratio of the length of the hypotenuse to that of the opposite side 余割.
🗣️ 情景例句
She is busy now.
她正忙着呢。
He who hesitates is lost.
举棋不定，坐失良机。
Perhaps we van make it later.
那么，也许改天吧。