But when they entered another sleep cycle , their heads started to droop .
当它们进入另一个睡眠循环的时候，反而开始耷拉脑袋。
A burned shoe lies on the floor while fans droop from the ceilings like dead flowers .
地上有只烧焦的鞋子，从天花板垂下来的风扇就像一朵朵枯萎的花。
There is good evidence that excessive drinking can hinder sexual performance after a night out a phenomenon sometimes called " brewer 's droop " .
有足够的证据显示，夜晚外出酗酒会妨碍性功能一种有时被称为“啤酒下垂”的现象。
If you 're like many people , shortly after lunch your head begins buzzing , your concentration plummets , your eyes droop and the top of your desk begins to look as cozy as a feather mattress .
