sofa什么意思

例句：

sofa also functions as a bed.

这沙发还可当床用。

2.I was so tired I crashed out on the sofa.

我累极了，在沙发上就睡着了。

you have to spread yourself out all over the sofa?

你就非得躺下，把整个沙发全占了才行吗？

can kip on the sofa, if you like.

你想睡可以睡在沙发上。