have a cat nap 打个小盹 doze off 打瞌睡 have a siesta 午睡
do not sleep a wink 一夜没合眼 hit the sack 倒头就睡 light sleeper 睡觉轻的人
sleep around the clock 睡了一整天 caught napping 毫无准备，措手不及
Louis was so tired that he hit the sack soon after supper.
路易斯太累了，所以吃过晚饭就早早上床睡觉了。
The neighbors were having a party and we couldn't sleep a wink last night.
邻居举行晚会， 吵得我们一夜都没合眼。
I told my girlfriend that I'm a light sleeper, and that the slightest disturbance will wake me up.
我告诉我女朋友我睡觉很容易醒，最细小的动静也会把我惊醒。
Their competitors are caught napping while they are responding to complex prospect requirements.
他们正在回应复杂的潜在客户需求，而竞争对手却措手不及。
