名词
中文翻译：可用尺寸
同义词：
['available size', 'usable capacity']
例句：
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1.The new product has a usable size of 500 square meters.
新产品的可用面积为500平方米。
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2.The room is designed to accommodate up to 10 people with a usable size of 30 square meters.
房间设计可容纳最多10人，可用面积为30平方米。
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3.The furniture is designed to fit within the usable size of the room.
家具设计以适应房间的可用面积。