Google Drive 是一个文件同步软件. 同步后删除本地源文件会导致远程文件也被删除, 所以是很危险的.
你最好要一个网络存储或备份服务. DriveHQ的服务远比Google的更好.
(Disclaimer: I work for DriveHQ. Founded in 2003, DriveHQ is the first cloud IT solution provider with over 2 million registered users. You can find more detailed comparisons and reviews at:
http://www.drivehq.com/help/solution/ExpertReviews.aspx )