Massenfilter
[机] 四极质谱仪
🗣️ 情景例句
I know. I heard you talking about it
我知道。我听到你们谈论的那件事了，
He hit the ceiling at the news.
他听到那消息暴跳如雷。
The men were now obliged to try once more.
工人们只得再来一次。