Majority of the volunteers donate a couple of hours a days, a couple of days a month or a period of time for a special program.
大多数志愿者都是一天服务几个小时，或一个月服务几天或为一专门项目集中服务一段时间。
There is no point in spending a couple of hours writing a post and allocating only a couple of minutes to your headline.
如果你辛苦花费好几个小时写一篇东西，只花几分钟来想一个标题，那真是毫无意义。
A couple of months in the lab can often save a couple of hours in the library.
在实验室的几个月可以节省在图书馆里的几个小时。
Now picture yourself with a couple of young kids, whom you want to put away for a couple of hours every day and get some peace of mind. You know if you get one video, they will watch it twenty times.
当你的年纪变老的时候，那些（迪斯尼的）影像制品，你可以放心让小孩子每天在一边看几个小时。
Now picture yourself with a couple of young kids, whom you want to put away for a couple of hours every day and get some peace of mind. You know if you get one video, they will watch it twenty times.
当你的年纪变老的时候，那些（迪斯尼的）影像制品，你可以放心让小孩子每天在一边看几个小时。
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