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...
I squinted to adjust my eyes to the dimness.我眯起眼，努力适应黑暗的环境。Shadowy dimness crept over the countryside.朦胧夜色把村庄笼罩起来了.The room was quiet in the dimness of early evening.幽暗的黄昏中,房间一片宁静....