in the bed指的是睡着了，或者是躺在床上，特别是在床上呆了一阵子了。in bed指的是躺在床上。当和ill连用时候才指“抱病在床”。例子：He is ill in the bed.
bed相关短语
in bed在床上，卧病在床
bed in(炮手)固定炮位，准备射击
be in bed with因(某事)卧病在床
be brought to bedv.临产，分娩
child bed分娩
sand bed n.沙层
seed bed苗床，苗圃，温床，发源地
spring bed n.弹簧床
the Procrustean bed n.强求一致的政策
bed双语例句
1、I think it's time to go to bed.
我想该睡觉了。
2、He's in bed with a temperature of 40°.
他卧病在床，高烧40摄氏度。
3、She would be in bed by now, as like as not.
这工夫她很可能睡了。
4、Could you give me a bed for the night?
今晚你能给我弄个睡的地方吗？
5、Could you help me change the bed?
你帮我换一下床单好吗？