Polychloride
多氯化物
🗣️ 情景例句
There's a park over there. Let's walk in the park for a while.
那边有个公园。我们去散散步吧！
The computer technician reads the paper tape.
电脑的技术人员在解读纸带。
Merry Christmas and best wishes for the New Year!
圣诞快乐，并致以新年的良好祝愿！