Pentrazol
戊四氮
🗣️ 情景例句
I think we should move, I don't feel safe in this neighborhood anymore.
我想我们应该搬家，在这样的邻里关系中我感到不安全。
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
Hello, Jim! Nice to meet you.
吉姆，你好。见到你很高兴！