Prostalene
[化] 前列他林; 前列烯
🗣️ 情景例句
You must be very tired after the journey.
旅行之后，您一定累了吧！
When the phone rang, I was painting upstairs.
当电话铃响的时候，我在楼上画画。
No, the 22nd.
不是，是22号。