Crotonaldehyde
[化] 巴豆醛\\n[医] 巴豆醛, 丁烯醛
🗣️ 情景例句
Our company has had a big business in Chinese arts and crafts.
我们公司经营大宗中国工艺品。
No. I have been away on vacation.
是呀，我休假去了。
he could no get his arm out.
他的胳膊反倒退不出来了。