sleeper
/ˈsliːpə(r)/noun
1
- a person or animal who is asleep睡着的人或动物。
1.1
- with adj. a person with a specified sleep pattern（以特定方式）睡觉的人：
he was a light sleeper, for long periods an insomniac.
他睡眠不好, 长时期失眠。
2
- a thing used for or connected with sleeping, in particular与睡觉有关的东西, 尤指：
2.1
- a train carrying sleeping cars卧铺火车：
2.2
- a sleeping car.一节卧铺车厢。
2.3
- a berth in a sleeping car卧铺。
2.4
- informal a sleeping pill〈非正式〉安眠药。
2.5
- （一般作sleepers）chiefly N. Amer. a sleepsuit for a baby or small child〈主北美〉婴儿（或小孩）的睡袍。
2.6
- N. Amer. a sofa or chair that converts into a bed〈北美〉沙发床。
3
- a film, book, play, etc. that achieves sudden unexpected success after initially attracting very little attention, typically one that proves popular without much promotion or expenditure爆冷门的电影（或书、剧等）。
3.1
- an antique whose true value goes unrecognized for some time（一段时间内真实价值不为人所知的）沉睡古董。
3.2
- （亦作sleeper agent）a secret agent who remains inactive for a long period while establishing a secure position潜伏特工。
4
- Brit. a ring or post worn in a pierced ear to keep the hole from closing〈英〉（保持耳环孔不闭合的）小耳环, 杆子。
5
- chiefly Brit. a wooden or concrete beam laid transversely under railway track to support it〈主英〉（铁路）枕木。
6
- a stocky fish with mottled coloration which occurs widely in warm seas and fresh water睡鱼。
6.1
- Dormitator and other genera, family Gobiidae (or Eleotridae): many species.睡鱼属及其他属, 虎鱼科（或塘鳢科）：多种。参见COCKABULLY.