名词
中文翻译：保养
同义词：
['upkeep', 'servicing', 'repair']
例句：
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1.The car needs regular maintenance to keep it running smoothly.
这辆车需要定期维护，以保持其顺畅运行。
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2. The old building needs extensive maintenance to prevent further damage.
这座旧建筑需要广泛的维护，以防止进一步损坏。
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3.The company is committed to providing quality maintenance services to its customers.
该公司致力于向客户提供高质量的维护服务。