Ethyl crotonate
[機] 巴豆酸乙酯
?? 詞語組成解析
[化] 乙基\\n[醫] 乙基
巴豆酸酯, 丁烯酸酯
??? 情景例句
We have another appointment on the same day.
我們那天有另外一個約會。
He admitted that he was wrong.
他承認自己錯了。
You work for the Overseas Engineering Company, don't you?
你在海外工程公司上班，是嗎？