单词	Fleming, Sir Alexander
释义	Fleming, Sir AlexanderFleming, Sir Al‧ex‧an‧der /ˌælɪɡˈzɑːndə $ -ˈzændər/ (1881–1955) a British scientist who discovered penicillin, a substance that is used as a medicine to destroy bacteria (=very small living things related to plants, some of which cause disease)
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