Pentachlorinated
五氯化的
🗣️ 情景例句
Robbie, maybe you should call them，
Robbie也许你应该给他们打个电话，
What is the coldest region in this country?
这个国家最冷的地带是哪里？
Modern sculpture rarely surprises us any more.
现代雕塑不再使我们感到惊讶了。