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
I have two career opportunities at the same time.
我同时有两个事业机会。
If anyone here does one of these things, let me know.
这儿如果有人也喜欢打羽毛球或读书，请告诉我。
I think the weather will be nice later.
我想天气一会儿会好。