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
We had a unique experience here.
我们在这里获得了宝贵的经验。
Have you ever thought about a career in the medical profession?
你曾经在医药专业考虑职业吗？
What do you think of my new car?
你觉得我的新车怎么样？