Cosec
n. 余割
📖 牛津释义
cosec
abbr
缩写 = cosecant.
🗣️ 情景例句
Nothing special.
没什么特别的。
They're calling your flight now.You barely have time to make it.
他们正在定航班。你刚刚有时间做。
You name is Clare Flower?
你叫克莱尔·弗劳尔吗？