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
Don't go looking for trouble.
别没事找事。
Feed a cold and starve a fever.
伤风时宜吃,发热时宜饿。
Marine Studio biologists have pointed out that, however intelligent they may be, it is probably a mistake to credit dolphins with any motive of lifesaving.