Piperonal(dehyde)
[化] 胡椒醛
🗣️ 情景例句
In about half an hour. Why?
大约半个小时。为什么问这个？
Excuse me.Can you tell me the correct time?
对不起，你能告诉我一下准确的时间吗？
Mrs. Zhu, I called to tell you that the conference has been delayed until the 15th and 16th.
朱夫人，我来告诉你会议已经推迟到了15号至16号开。