Massenfilter
[机] 四极质谱仪
🗣️ 情景例句
I have other plans, Robbie.
我另有安排 ，Robbie。
He plays violin just for enjoyment.
他拉小提琴只是为了自娱自乐。
The tree must be put in the hole now.
现在把树放入坑里。