Electrotinning
[化] 电镀锡
🗣️ 情景例句
The teacher flunked him in geography.
老师给他的地理打不及格。
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
You are never too old to learn.
活到老，学到老。