Glutaconaldehyde
戊烯二醛
🗣️ 情景例句
Please hold on a moment.
请等会儿。
Apothecaries would not sugar their pills unless they were bitter.
好药不苦不会加糖衣。
And now I'm telling you I can't manage this Friday.
我正要告诉你我星期五没办法（出来）。