Tfe
[医][=trifluoroethanol]三氟代乙醇
🗣️ 情景例句
Yes, but I'm only an amateur.
是的，我仅仅是业余爱好。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
Just let me know which day.
决定好哪一天就告诉我。