名词
中文翻译：床垫
同义词：
['bed', 'mattress', 'cushion', 'pad', 'pillow例句：1. She needed a new bed to sleep on.（她需要一张新的床来睡觉。）2. The old mattress was worn out and had to be replaced.（旧的床垫磨损了，必须更换。）']
例句：
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1. She needed a new bed to sleep on.
她需要一张新的床来睡觉。
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2. The old mattress was worn out and had to be replaced.
旧的床垫磨损了，必须更换。
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3. He sat on the cushion next to the window.
他坐在窗边的垫子上。