瞥一眼，就知道你具体进步了多少。

One glance tells you exactly how much progress has been made.

我像窗外瞥一眼看雨是否已停。

Glance I glanced out of the window to see if the rain had stopped.

瞥一眼各种技术论坛上的大部分评论就能反映这一点。

A quick look through most of the commentary on various technology forums reflects this.