Ethyl crotonate
[机] 巴豆酸乙酯
🧩 词语组成解析
[化] 乙基\\n[医] 乙基
巴豆酸酯, 丁烯酸酯
🗣️ 情景例句
I don't think I've had the pleasure.
我想我未曾有幸遇见过你。
I'm going to buy him another one.
我正要买给他另一个。
I'm Jim-Jim Green. This is my friend, Bill-Bill Smith. He's American.
我叫吉姆格林，这是我的朋友比尔斯密斯。他是美国人。