Only the hermit crab has been cheap: food, water and an occasional cage cleaning.

只有寄居蟹的费用变得便宜：食物，水和偶尔笼清洗。

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I spend weeks in the basement building a miniature Cape Cod cottage for them, with a spiral staircase and a unique hinged roof for easy cage cleaning.

我在地下室花了几周的世界，给他们做了一个小型的渔港小屋，内带螺旋式楼梯和一个为便于打扫而加上的独特铰链屋顶。

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Are you cleaning her cage?

你给她打扫了鸟笼吗？

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"The lion had been fed, the young woman was cleaning the large enclosure, and the lion was in the small cage, " Mr Hadden explained, adding the cage door was partially open, allowing the lion to lift it up with his paw.

BBC: Lion 'escaped from cage' to kill California woman