Pentamethylated
五甲基代的
🗣️ 情景例句
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
I hope you'll be well soon.
祝你早日恢复健康。
The house has many large rooms and there is a lovely garden.
这栋房子里有许多房间，还有一个漂亮的花园。