Alkenoic acid
[化] 链烯酸
🧩 词语组成解析
🗣️ 情景例句
It's a simple idea, and it will work.
这主意很简单， 而且一定可行。
I agree. I wish it were cheaper.
是这肃，我真希望它能便宜点。
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？