名词
中文翻译：腰部的周长
同义词：
['waistline', 'waist circumference']
例句：
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1. He measured his waistline to see how much he had lost.
他量了一下自己的腰围，看看自己瘦了多少。
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2. She was worried about her waistline increasing due to her weight gain.
她担心由于体重增加，她的腰围会越来越大。
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3. The man's waistline is noticeably smaller than before.
这个男人的腰围明显比以前小了。