22-08-16 Sleeper作名词可指卧铺车。此外，sleeper train和sleeper car也可指那种带有卧铺的列车。Overnight作形容词指通宵的，因此overnight sleeper便是通宵卧铺车，也就是那种晚上睡一夜，第二天早上便到达目的地的列车。 [口语天天练之古都西安] 俗话说不到长城非好汉， 不...

14-04-18 Sleeper refers to outwardly common looking item that possesses something special or unique inside. 潜伏者指那些外表看起来很平凡但却蕴含奇特内在的事物。 Example: That boring looking car is a real sleeper with that big turbo hiding under the hood and...