Exsecant
[数]外正割
🗣️ 情景例句
If you fail this test you'll be kicked out of school.
你这次考试要是不过就得离校。
Why didn't you say so?
为什么不早说？
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。