deferred maintenance

基本解释

Savings arise from deferred costs for equipment upgrades and maintenance, power, and decreased labor costs.
由于递延了设备升级、维护和电力等的成本，加之降低了劳动力成本，所有（大大）节省了费用。
translate.chinadaily.com.cn
There will no doubt be large numbers of enhancement requests and low-priority defects; wherever possible, these should be deferred into a new maintenance project.
无疑会有大量增加的请求以及低优先级的缺陷，无论哪里，只要可能，这些都应当延迟到新的维护项目中。

Another issue we face is deferred maintenance in our infrastructure, which in too many communities is over-worked and under-budgeted.
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It says by the end of 2013, over half of the fighters flying off carriers will be unavailable for operations due to deferred maintenance.
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We've got a lot of deferred maintenance in this country.
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