Corrective maintanance
[化] 设备保养
🧩 词语组成解析
corrective
[kə'rektiv]
adj. 矫正的;惩治的;
n. 矫正物;改善法;补救药;
🗣️ 情景例句
I'm a foreign student, and I'd like to make some new friends.
我是个外国学生， 我想交几个新朋友。
Why didn't you ask me for help?
为什么你不请我帮忙？
Have you just been to the cinema?
你刚去过电影院吗？