Cosec
n. 余割
📖 牛津释义
cosec
abbr
缩写 = cosecant.
🗣️ 情景例句
I'd like a side order of onion rings, please.
我想再要一个洋葱圈。
Friendship ---- one soul in two bodies.
友谊是两人一条心。
Yes, it is an old photo of my family.
是的，是我们家的一张老照片。