Secant
a. 正割的\\nn. 割线, 正割
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
In college I majored in philosophy, What was your major?
大学时我主修哲学，你主修什么呢？
I'll have to check with our engineers.
我得请教工程师才行。