Arc cosine
反余弦
🧩 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;
cosine
['kəusain]
n. 余弦;
🗣️ 情景例句
I made an appointment with the doctor at three.
我和医生约好3点钟看病。
We want to cancel the contract because of your delay in delivery.
由于贵方交货拖延，我方要求取消合同。
The latest exhibitions, films, or plays are only a short bus ride away.
坐公共汽车几站路，就可看到最新的展览、电影、戏剧。