劍橋詞典science done by ordinary people , often for or with the help of scientists 公衆(zhòng)科學(xué) Garden BirdWatch became the largest year-round citizen science project in the world . 花園觀鳥(niǎo)成爲(wèi)世界上最大槼模的常年公衆(zhòng)科學(xué)活動(dòng)。 返回 citizen science