The spare bedroom is on the second floor.

闲置的卧室在2楼。

《柯林斯英汉双解大词典》

We've got a spare bedroom, if you'd like to stay.

要是愿意你就住下，我们空着一间卧室。

《牛津词典》

Women, don't banish your man to the couch or stomp off to pout in the spare bedroom.

女人，不要把你的男人打发到沙发上，也不要在空闲的卧室里跺脚噘嘴。

youdao

Why penalise claimants who have no alternative but to live in accommodation with a spare bedroom?

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Mr Smith said it was "crazy" that the room was considered a spare bedroom.

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" "Well, just now we run Biggerbone out of a spare bedroom in my house.

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