名词短语
中文翻译：重物
同义词：
['heavy duty', 'heavyweight']
例句：
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1.The heavy weight of the backpack made it hard for her to walk.
背包的重量让她很难走路。
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2.He is a heavyweight boxer who has won numerous championships.
他是一位重量级拳击手，赢得了许多冠军。
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3.The heavy weight of the luggage caused us to delay our departure.
行李的沉重让我们延迟了出发。