相關theThomasEdisonsandt的文學知識

問題詳情：    Weknowthefamousones-theThomasEdisonsandtheAlexanderGrahamBells-butwhataboutthelessfamousinventors?Whataboutthepeoplewhoinventedthetrafficlightandthewindshieldwiper (雨刮器)? Shouldn...