Submicroanalysis
亚微量分析
🗣️ 情景例句
I woke up when I heard someone speak.
一听到有人说话我就醒了。
How did you decide that product was safe?
你怎样决定产品是安全的呢？
If it were severe, they all fell.
如果地震剧烈，所有的木棒都会倒下。