Asascientistandengin的精選

問題詳情：  Asascientistandengineer,I’vefocusedonefficiency(效率)formanyyears.ButtodayI’dliketotellyouatotallydifferentstory.  Afewyearsago,afterfinishingmyPh.D.,ImovedtoBostonandworkedinCambridge...