Weknowthefamousones---theThomasEdisonsandtheAlexanderGr...
問題詳情:Weknowthefamousones---theThomasEdisonsandtheAlexanderGrahamBells---butwhataboutthelessfamousinventors?Whataboutthepeoplewhoinventedthetrafficlightandthewindshieldwiper(雨刮器)?Aren’twesupposed...