名词
中文翻译：房间的灰尘
同义词：
['room dust', 'room grit例句：1. The old house has a lot of room grit in the corners.（这所老房子角落里有很多灰尘。）']
例句：
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1. The old house has a lot of room grit in the corners.
这所老房子角落里有很多灰尘。
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2. Cleaning the room with a vacuum cleaner is a good way to remove room grit.
用吸尘器清理房间是去除灰尘的好方法。
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3. The carpet was so dirty that it looked like there was room grit all over it.
地毯太脏了，看起来像有灰尘。