名词
中文翻译：踏步机
同义词：
['treadmill', 'stair climber']
例句：
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1.I need to step on the treadmill every morning to stay fit.
我每天早上都需要在跑步机上锻炼以保持健康。
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2.The treadmill is a great way to get a full-body workout without leaving home.
跑步机是在家进行全身锻炼的好方法。
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3.She decided to take up jogging as a way to improve her cardiovascular health.
她决定开始慢跑以提高她的心血管健康。