问：
幼儿房间，我想购买改善室内空气质素的负离子空气净化器，请问你，这台机器真的有效使用呢？
答：
是的！
What is the current negative ions to indoor air filters are really useful?
Question:
room for young children I would like to buy a negative ion Air Cleaner of improving indoor air quality, may I ask you, this machine really effective to use do?
Answer:
Yes!
05-12-05
![昌吉[百度新闻]玄关背景墙](https://pic17_1.qiyeku.com/qiyeku_pic/2017/6/28/mnkzs/news/news_pic/image/2017_08_14/20170814121129262.jpg)
