VOA慢速英语:Change in Work Schedule Could Cure 'Social Jet Lag'

1. If you answered “yes” to any of these questions, you might be suffering from what researchers call "social jet lag."

suffer from 患（某种病），受（某种病痛）折磨;因…而受罚
例句：I often suffer from unaccountable headaches.
我常莫名其妙地头疼。

2. They end up in a place where the sleep-wake cycle is different from their own.

end up （以…）结束
例句：We started with soup, and fruit to end up with.
我们开始时喝汤，最后吃水果。

3. Normally, people have to catch up on their sleep loss on their work-free days.

catch up 追上;吹起;打断
例句：Those who left behind, we will help to catch up.
那些落后的人，我们将设法帮他们赶上。