Dfp
[化] 异丙氟磷\\n[医] 氟磷酸二异丙酯, 异丙氟酯
🗣️ 情景例句
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
He's a student,too.
他也是学生。
You are just in time.
你来得正是时候。