Inaa
[化] 仪器中子活化分析
🗣️ 情景例句
Quiet!
安静点儿！
I'm sorry to have kept you waiting.
很抱歉，让你久等了。[分词作状语]
No one could account for the fact that one of the boxes was extremely heavy.
其中有只箱子特别重，可谁也弄不清是怎么回事。