Microcomponent
[化] 微量组分
🗣️ 情景例句
Hey, Xiao Li, are you doing anything this weekend?
嘿，小李，这个周末有没有什么事要做？
There is a shower in the bathroom.
浴室里有淋浴器。
The Turners are going on a train. The conductor is coming round.
特纳一家人在火车上。列车员走过来。