Pentapropyl
五丙基
🗣️ 情景例句
I hope you're all enjoying the exhibition.
我希望你们都喜欢这个展览
Please forgive me.I didn't mean to start an argument.
请原谅我。我没开始争论的意思。
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。