节省开支：避免使用某物以减少花费。
节省，节约；节省
A new filter can save on energy bills.
一个新的过滤器能节省能源开支。
They save on laundry bills.
他们在洗衣费用方面节省。
They save on other clothes.
它们节省了购买其他衣服的开销。
A farmer could save on wood or stone with a round design that needed less material than traditional barns.
VOA : special.2009.12.29
Now I try that on my students, and invariably they say "Well, of course you've got to save the child.
我曾问过我的学生，他们都不约而同地说,“当然要先救小孩。
人性课程节选 : 普林斯顿公开课
If the cabin boy had agreed himself, and not under duress, as was added, then it would be all right to take his life to save the rest and even more people signed on to that idea.
如果派克是自己同意的，而不是被迫的，正如这位补充的，那么用他的生命去救其他人就没问题,甚至更多同学赞同这一观点。
公正课程节选 : 耶鲁公开课
Agriculture Minister Christopher Toe urged other countries to help save Liberia's crops and other vegetation that the caterpillars feed on.
VOA : special.2009.01.27
For he will have been elected on such ground that he cannot possibly save the Union afterwards."
VOA : special.2009.12.10
They close early to save on electricity, or close early due to slower business.
FORBES: Casual Summer Work Environment Kills Productivity and Profits
When Ace bought INA, Duperreault could have moved it to Bermuda to save on taxes.
And finally, the Detroit News wrote about ways to save on tipping without appearing cheap.