单词	Baer, Karl Ernest von
释义	Karl Ernest von Baer /bɛː / /bɛːɐ/ (1792–1876), German biologist. He discovered that ova were particles within the ovarian follicles, and formulated the principle that in the developing embryo general characteristics appear before special ones. His studies were used by Darwin in the theory of evolution.
随便看	backfield backfill backfire backfist backflip backflow back focus back-formation back forty back four backgammon back green background backgrounder background music background noise background radiation backhand backhanded backhander backhaul back-heel backhoe backhoe loader backing

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