Hexynedioic acid
[化] 己炔二酸
🧩 词语组成解析
🗣️ 情景例句
I don't think so.
我想不是吧。
The country is rich in natural resources.It has mineral deposits.
这个国家有丰富自然的资源。它有很多的矿床。
While he was eating, I asked him to lend me twenty pounds.
当他吃饭时，我提出向他借20英镑。