| 例句 |
noun a heavy/light/sound sleeper睡得很沉／轻／香的人 Only the snores of the sleepers broke the silence of the house. 只有睡觉的人发出的鼾声打破了屋内的寂静。 the London–Edinburgh sleeper伦敦到爱丁堡的卧铺列车 I came up last night on the sleeper. The sleeper had lived in the US for two decades. He infiltrated a terrorist sleeper cell. |