Acos
[计] 应用控制操作系统
🗣️ 情景例句
I feel lucky tonight.
今晚我觉得很幸运。
The student is busy studying math.
这个学生忙于研究数学。
They were visited by a large colony of ants which obtained a sort of honey from them.
蚜虫遭到一窝蚂蚁的攻击，蚂蚁从它们身上可以获得一种蜜。