Oped
(OP 的过去时) 观测所\\n[计] 操作, 运算, 算符
🗣️ 情景例句
Success amply rewarded his efforts.
成功使他的努力得到应有的回报。
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
The teacher got a little angry.
老师有点生气了。