Dfp
[化] 异丙氟磷\\n[医] 氟磷酸二异丙酯, 异丙氟酯
🗣️ 情景例句
She has nobody she can turn to.
她求助无门。
How many passengers were on the train?
在火车上有多少旅客？
Please fetch a chair from another room.
请到别的房间取一把椅子。