单词	laevorotatory
释义	laevorotatory /ˌliːvəʊˈrəʊtət(ə)ri / (US levorotatory) adjective Chemistry (Of a compound) having the property of rotating the plane of a polarized light ray to the left, i.e. anticlockwise facing the oncoming radiation. The opposite of dextrorotatory.The chemical structure of the natural form of ephedrine is levorotatory, while the synthetic ephedrine is a racemic mixture.... Morphine is an amphoteric pentacyclic alkaloid that exists naturally in its levorotatory form as columnar colorless prisms. Hence this appeal to gastropodologists, if such a term exists, to come to the rescue and explain the unique (laevorotatory) development of the humble periwinkle. Derivatives laevorotation noun
随便看	locutorium locutory lode loden lodestar lodestone lodge Lodge, David Lodge, Henry Cabot lodgement lodgepole pine lodger Lodge, Sir Oliver lodging lodging house lodgment Lodi lodicule loerie loess loessial loessic loeweite Loewi, Otto lo-fi

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