动词短语中文翻译
中文翻译：保持
同义词：
['maintain', 'preserve', 'sustain']
例句：
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1.The team has been maintaining a high level of performance since the new coach took over.
自从新教练上任以来，该队一直保持着高水平的表现。
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2.The economy is being maintained by government spending and tax cuts.
经济由政府支出和减税来维持。
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3.The old building is as maintained as ever, despite its age.
这座老建筑保养得和以前一样好，尽管它已经很老了。