Pentachloronitrobenzene
五氯硝基苯
🗣️ 情景例句
Give me a chance to think about it,
给我一个机会想一想，
A man who has friend must show himself friendly.
与朋友交，必须友好相处。
I'm enjoying this. Where exactly are we going?
我喜欢这次旅行。我们到底要去哪里？