名词
中文翻译：垫子
同义词：
['pad', 'cushion', 'blanket']
例句：
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1. She spreads a mat on the floor for her guests to sit on.
她在地板上铺了一块垫子让客人坐。
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2. The old man sat on the mat and looked at the stars.
老人坐在垫子上，看着星星。
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3. The baby slept soundly on the soft mat.
婴儿在软垫子上睡得安稳。