Dialifor
氯亚磷
🗣️ 情景例句
Did you get some rest on your vacation?
假期中休息的怎么样？
Do now waste them, but use them while they are fresh.
不要浪费了这些，要趁未落伍时善加利用。
However, rescue operations are proving difficult.
然而，事实证明营救工作非常困难。