Ou正确look中通过创建搜索文件夹，可以将多个不同数据文件中的满足指定条件的邮件集中存放在一个文件夹中。

A. improve human’s life quality
B. displace traditional technology
C. change human’s life style
D. be applied in many aspects of daily life

A. one billionth of a meter
B. one millionth of a meter
C. one ten-thousandth of a meter
D. one thousandth of a meter

A. health
B. housing
C. electronic products
D. All of above