RachelCarson（1907﹣1964）wasapioneeroftheworld's environm...
问题详情：RachelCarson（1907﹣1964）wasapioneeroftheworld's environmentalmovementthroughherwritingabouttheprotectionofthenaturalworld．Her1962bookSilentSpringmadeherwellknownbymanypeople．Itdescribestheharmfulc...