not room enough to swing a cat 极狭窄，没有转身的地方

【例句】
Our new kitchen is tiny, with not enough room to swing a cat.
我们的新厨房极小，连转身的余地都没有。

In our old flat we didn't have enough room to swing a cat, but now we've got plenty of space.
我们从前住的那套房间很狭小，没有活动的余地，现在我们已得到很宽敞的住所了。