Hexynedioic acid
[化] 己炔二酸
🧩 词语组成解析
🗣️ 情景例句
Why don't we take a walk down to the river?
我们何不一路散步到河边去呢？
Jeff will lose face if his friend fails to work hard.
杰夫因他的朋友不肯勤奋工作而丢了面子。
Yes. You can help me do the shopping.
当然可以。你可以帮我一起选。