名词
中文翻译：平床
同义词：
['bed', 'mattress', 'cot例句：1. She had a plank bed in her room.（她在房间里有一个平床。）']
例句：
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1. She had a plank bed in her room.
她在房间里有一个平床。
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2.The old man used to sleep on a plank bed.
这位老人过去常常睡在一张平床上。
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3. They moved into a new apartment with a plank bed.
他们搬进了一个有平床的新公寓。