Arc secant
反正割
🧩 词语组成解析
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
a. 正割的\\nn. 割线, 正割
🗣️ 情景例句
instead of you coming here.
而不是你到这儿来。
Public money is like holy water, every one helps himself to it.
公款如圣水，人人都要尝一嘴。
I'll see that doesn't happen again.
我会注意以后不会再发生那样的事。