![Haveyoueverwishedtohaveanumbrellathatmakesyourhandsfree...]( "Haveyoueverwishedtohaveanumbrellathatmakesyourhandsfree...")
- 问题详情：Haveyoueverwishedtohaveanumbrellathatmakesyourhandsfree?AlanKaufmanhascomeupwiththe"Nubrella",whichmeans"new"+"umbrella".Itisthefirsttrulyhands-freeumbrellaintheworld.Theinventorsaysthatitstopsrain,windandsnowandcankeepyourhead,faceandh...
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