形容词
中文翻译：沉重的
同义词：
['heavy', 'cumbersome', 'burdensome']
例句：
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1.The old man walked slowly, his steps ponderous.
老人缓慢地走着，步伐沉重。
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2.The heavy bag was too much for her to carry.
那个沉重的袋子太重了，她无法携带。
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3. The cumbersome machine made it difficult to operate.
笨重的机器使得操作变得困难。