1. out of sight：在看不见的地方

【典型范例1】Strange to say, the figure went out of sight suddenly.

说来奇怪，那个人影突然不见了。

【典型范例2】He was careful to keep out of sight.

他小心翼翼地躲开别人的视线。

【典型范例3】Out of sight, out of mind.

眼不见, 心不想。

【典型范例4】He got round the corner out of sight.

他绕过拐弯处便不见了。

2. at one time：曾经，从前，一度

【典型范例1】 It is said that at one time a highwayman lived in the house.

据说从前某个时候，有个拦路强盗在这栋房子里住过。

【典型范例2】At one time she was crazy for a cottage in the country; now she wants to get back to the town again.

她一度梦想着在农村有栋别墅，现在她又想回城市了。

【典型范例3】The song had a great vogue at one time.

这首歌曾风行一时。

【典型范例4】At one time we met frequently.

过去我们曾常常见面。

3. on the stage：当演员

【典型范例1】A young man with graces appeared on the stage.

舞台上出现了一位风度翩翩的年轻人。

【典型范例2】Take it easy when you are on the stage.

上台的时间不要紧张。

【典型范例3】We've programmed you to appear on the stage next week.

我们安排你在下星期出场演出。

【典型范例4】She has been on the stage for over thirty years.

她有30多年的艺龄。