while away

They while away many afternoons on the beach.

他们在海滩消磨了许多个下午。

I had ten hours to wait in Rome, so I whiled away the time wandering around the museums.

我在罗马要等十个小时，博物馆来打时间。

The Memex user could also mount a camera on his or her forehead to capture pictures while away from the desk.

Memex的使用者相机戴在额头上，即使离开书桌，也捕捉画面。