Afterchlorinate
补充氯化
🗣️ 情景例句
Besides, reasonable quantities of marketing literature are supplied free of charge.
此外，我们还免费提供一定数量的营销资料。
In secondary school, children get more advanced knowledge.
中学的小孩会得到进一步的知识。
What's the climate like in your country?
你们的国家的气候是怎么样？