Hexanedioic acid
[化] 己二酸
🧩 词语组成解析
🗣️ 情景例句
and tell him we'll see him in a couple of months.
告诉他过几个月我们再去找他。
You're sick!
你有病啊！
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。