After six weeks, the researchers infected all the young turkeys with listeria.六周之后, 研究人员让所有的幼鸡都感染李斯特菌属.Cooking food completely destroys listeria.而将食物煮熟则能够完全消灭李氏杆菌.Obiective To establish a fast and accurate method to exam...
She's a real looker!她真是个美人!She was quite a looker before this happened.这事发生前她曾是个大美人。The on-looker sees most of the game.旁观者清Looker - on see more than player.当局者迷,旁观者清....
CR-2 、CR-42 、AC不能利用蔗糖和棉子糖, 但CCH却与之相反.Strain CCH is able to metabolize sucrose and raffinose, and the others are not.酶底物研究表明,酶水解菊粉, 但不水解棉子糖,水解蔗糖活性较低.The enzyme has no effection on raffinose, but could hydrolyze inulin and...