lie down in bed和stay in bed
1: lie down in bed这个短语的意思是躺在床上，用英文句子来解释The giant showed him a bed,and said he was to lie down in it and sleep (巨人指给他一张床,让他躺在床上休息）；
2：stay in bed 的主要意思是卧病在床，举英语句子来解释：The doctor told me to stay in bed.
1: lie down in bed这个短语的意思是躺在床上，用英文句子来解释The giant showed him a bed,and said he was to lie down in it and sleep (巨人指给他一张床,让他躺在床上休息）；
2：stay in bed 的主要意思是卧病在床，举英语句子来解释：The doctor told me to stay in bed.