spare change

基本解釋

Using a jar to stash spare change is a tried-and-true trick.
用梅森罐來保存一些零錢是一種有效地方法。
It's a good idea to carry plenty of spare change when you're traveling — some places even charge extra for toilet paper!
旅行時帶夠充足的零錢會是一個好主意。一些地方甚至會需要額外付費，才有衛(wèi)生紙。
The overall projection for the market following the incident has been positive, with many analysts claiming that the $1 bill may be an indication of other spare change lying around.
總體預測市場經(jīng)過這一事件后趨勢是看好的，許多分析師稱，這1美元紙幣的出現(xiàn)很可能表明還有其他多余的零錢無所事事地躺在某處哪。

Laithum is one of dozens in Detroit who spend their day trolling the streets begging for spare change.
NPR: Detroit Poverty Getting Worse
But if those workers have any spare change, could investing in Tiffany give them a share of the trickle-down effect?
FORBES: Gingrichonomics: Should Tiffany Trickle Down to Your Portfolio?
And, if you can only spare change for one type of glass?
FORBES: Is There A Best Beer Glass For IPA's?