The mattress is best on a solid bed base.

床垫最好放在结实的床座上。

《柯林斯英汉双解大词典》

Sleep under the stars in an Aussie-style swag bed or sleeping roll given a chic upgrade with a canopied futon-style platform base.

躺在澳式摇床上，在星空下小憩。或者在一个时髦的带有罩盖的日式蒲团上滚来滚去。

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Then the bear came to a magnificent old-growth western red cedar and went to sleep on a bed of moss at its base.

紧接着熊走向了一颗古老的北美香柏，然后在树脚下的苔藓上躺下来打盹儿。

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"On one occasion he got hold of me and threw me on the wooden bed, and the base caught me on the back, " she said.

BBC: Louise Leggatt

She was found in his flat in Lidgate Gardens, Batley Carr, West Yorkshire, in the base of a bed.

BBC: Shannon Matthews: Kirklees social services cleared

Michael Donovan, in whose flat the youngster was found in the base of a bed, was also jailed for eight years.

BBC: Shannon Matthews report not to be published in full