相关theThomasEdisonsandt的文学知识

问题详情：    Weknowthefamousones-theThomasEdisonsandtheAlexanderGrahamBells-butwhataboutthelessfamousinventors?Whataboutthepeoplewhoinventedthetrafficlightandthewindshieldwiper (雨刮器)? Shouldn...