Deselenization
[化] 脱硒
🗣️ 情景例句
It's nice to see you again.
很高兴再见到你们。
I'll be right with you.
我马上就来。
A drink? We've only just started! There are twenty more trees to be planted!
喝水？我们才刚刚开始！还有20多株树要种呢！