Polychloride
多氯化物
🗣️ 情景例句
I didn't quite catch your name.
对不起，我没听清楚你的名字。
Don't worry, leave everything to me.
你不必担心，一切还有我哪！
Today Ellis Island is a museum, showing the roots of America's new citizens, who came from all the corners of the earth.
今天，埃利斯岛成了一座博物馆，展示着来自世界各地的美国新公民的根源。