Demetalization
[化] 脱金属; 脱金属作用
🗣️ 情景例句
Yeah, it's been a long time.
是啊，好久没见面了。
Then, all of a sudden, it became cloudy and began to rain.
可是突然天就变了，乌云密布并下起雨来。
What's that over there?
那边的是什么呀？