Sleeper N Count Sleep Light Car Carriage Train Beds

英[ˈsli:pə(r)] 美[ˈslipɚ]

n.卧车;轨枕;睡觉（呈某种状态）的人;冬眠动物;

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睡觉…者;睡眠…的人

You can use sleeper to indicate how well someone sleeps. For example, if someone is a light sleeper, they are easily woken up.

例：I'm a very light sleeper and I can hardly get any sleep at all...我睡觉很轻，几乎就没睡着。

例：Poor sleepers take longer to fall asleep than good sleepers.与睡眠好的人相比，睡眠不好的人要花更长的时间才能入睡。

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(英国英语的)卧铺车厢,卧铺铺位（在美国英语中，sleeping car 指卧铺车厢，roomette 则指一个卧铺的铺位)

In British English, a sleeper is a carriage on a train containing beds for passengers to sleep in at night, or a section of such a carriage. The usual American words are sleeping car for the carriage and roomette for the section.

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卧铺列车

A sleeper is a train with beds for its passengers to sleep in at night.

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(铁路上的)枕木

Railway sleepers are large heavy beams that support the rails of a railway track.

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出乎意料的成功者;爆冷门的人(或事物)

If you describe someone or something as a sleeper, you mean that they unexpectedly become successful, often after a long period of being inactive or unknown.

例：...Menno Meyjes, a young Dutch writer, who had had his first success with the sleeper 'The Children's Crusade'.凭借着《童子军》的意外走红而首尝成功的年轻荷兰作家——曼诺·梅耶斯

pl:sleepers~