柯林斯词典sleep in (sleeping,slept,sleeps) 1. PHRASAL VERB If you sleep in, you stay asleep in the morning for longer than you usually do. 睡懒觉 Yesterday, few players turned up because most slept in. 昨天，没有几个球员露面，因为大多数都睡了懒觉。 返回 sleep in