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
I did both with Richard and Susan,
有Richard和Susan时我这样做，
The path down to evil is easy.
堕入罪恶的道路是容易走的。
Mohandas Gandhi was born in India in 1869 and was married at the age of 13, following local custom.
莫汉达斯·甘地1869年出生于印度，按照当地的风俗，他13岁时就结了婚。