bed down

1. 宿夜

I'll bed down on the chairs.

晚上我就睡在椅子上。

bed of roses

1. 称心如意的境遇

Marriage is not always a bed of roses.

婚姻并不总是称心如意的。

a bed of thorns/nails

1. 极难受之处境

At any period of history it is the unemployed who find life to be a bed of thorns.

在任何历史阶段, 总是失业者才感受到生活的艰辛难熬。

have got out of bed on the wrong side

1. 情绪不好

He must have got out of bed on the wrong side today, because he has shouted at everybody in the office.

今天他准是情绪不佳, 办公室里的每一个人他都训斥了。

have made one's bed and have to lie in/on it

1. 自食其果

He has made his own bed and now he has to lie in it.

他自食苦果。

take to one's bed

1. 卧病

I had to take to my bed with a bad cold last week.

上周我重伤风, 只好卧病在床。