单词	double duty
释义	double dutyˌdouble ˈduty noun Examples EXAMPLES FROM THE CORPUS Aseptic boxes of fruit juices or plastic containers of prepared beverages can be frozen to serve double duty in the cooler. But many food plants are beautiful in their own right and fit for double duty in the pleasure garden. The demonstrator will be doing double duty. Phrases PHRASES FROM THE ENTRY► do double duty Choose a sofa that will do double duty as a guest bed. do double duty to do more than one job or be useful for more than one thing at the same timedouble duty as The sofa does double duty as a guest bed.
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