消旋作用
Racemation \Rac`e*ma"tion\, n. [L. racematio a gleaning, fr. racemari to glean, racemus a cluster of grapes. See {Raceme}.] 1. A cluster or bunch, as of grapes. --Sir T. Browne. 2. Cultivation or gathering of clusters of grapes. [R.]
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