The book is on the sofa 书在沙发上

sofa

n.长沙发

复数： sofas

例句：

He lay down on the sofa and soon fell asleep.

他在沙发上躺下，很快就睡着了。

相关介绍

The sofa also functions as a bed.

这沙发还可当床用。

The sofa will serve as a bed for a night or two.

沙发可以当床凑合一两夜。

When I get home I like to collapse on the sofa and listen to music.

回到家时，我喜欢倒在沙发上听音乐。