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
Please, you sit by the window.
你请靠窗坐。
That smells good.
气味好香哦。
you are conditioned by the conventions of the community to such a degree that it is very difficult to conceive of anything really destructive.
社团的风俗习惯会严格地制约你，使你很难有破坏性的想法。