小睡，浅睡
a short, not deep, sleep
短暂的、不深的睡眠
小睡一会儿
to take a short sleep
进行一次短暂的睡眠
陷入瞌睡
to start sleeping lightly
开始小睡
不知不觉地睡着
to gradually start sleeping lightly
逐渐开始小睡
打起盹来
to easily or quickly start sleeping lightly
逐渐进入浅度睡眠
浅浅地睡
to sleep but not deeply
睡觉但不深
断断续续地打盹
to sleep lightly but in a restless or interrupted way
以不安或中断的方式打盹，没有熟睡。