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to be unable to; to find difficult (unpleasant, awkward, painful) to do
to serve two or more functions or roles simultaneously; to contain (or combine) two or more features
to work in two or more jobs simultaneously (positions, etc.); to do alongside
to hesitate to do something (out of consideration for others)
to think of the future (as well as the present)
買い物を兼ねて散歩に出かけることにした。
I decided to go for a walk that also serves as shopping.
この部屋は寝室と書斎を兼ねている。
This room serves as both a bedroom and a study.
運動を兼ねて自転車で通勤している。
I commute by bicycle which also serves as exercise.