Qms
[化] 四极质谱仪
🗣️ 情景例句
How does that look, Rob?
看起来怎么样，Rob？
I'm sorry. I can't make it on Tuesday.
对不起，星期二我无法参加。
After watching the red-dressed women walk by, I went to the rooftop and watched workers weave wastebaskets.
看那群红衣女郎走过，我爬上屋顶看工人们编垃圾筐。