Hendecanal
十一(烷)醛
🗣️ 情景例句
Yes, let me try. Oh, it's difficult. Will you show me how to do it?
好吧，让我试试吧！哦，真不容易。能教我怎么用吗？
Did you clean this yourself?
你自己亲自清理这个？
Hello! My name is Kate Green.
你好！我叫凯特-格林。