bedget out of bed on the wrong side (BrE) (AmEget up on the wrong side of the bed)1.■be bad-tempered from the moment when you get up 一起床就脾气不好:Why is Pete so irritable this morning? Did he get out of bed on the wrong side again? 皮特怎么今天上午脾气这么不好？他是不是又一早起来就情绪不好？go to 'bed with sb (informal)2.■have sex with sb 跟某人上床:He asked her to go to bed with him. 他要她跟他上床。have ,made your bed and have to 'lie on it3.■have to accept a difficult or unpleasant situation that you have caused yourself 自作自受； 自食其果:Linda has borrowed more money than she can ever pay back, but I suppose she’s made her bed and now she’s got to lie on it. 琳达借的钱太多无力偿还，可是我觉得她已埋下了恶果，现在要自作自受了。in 'bed4.■used to refer to sexual activity﹙指性行为﹚上床:What’s he like in bed? 他床上功夫怎么样？I caught them in bed together (= having sex). 我撞见他们睡在一起。take to your 'bed5.■go to bed and stay there because of illness卧病在床:She has taken to her bed with a bad bout of flu.她得了重流感卧病在床。6.■be a bed of roses=be all roses 另见roses7.■die in your bed 另见die8.■wet the/your bed 另见wet