Ru is comprised of bioactive protein and polypeptide which is extracted from colostrum.乳珍是从母牛的初乳中提炼的生物活性蛋白及多肽.Starfish contains different types of bioactive materials, such as proteins, enzymes, steroidal glycosides , ga...
China was the first country in the world to synthesize crystalline insulin, a bioactive protein.中国在世界上最早用人工方法合成一种有生物活力的蛋白质--结晶胰岛素.Microorganisms can produce many beneficial bioactive substances through secondary metaboli...
The androecium is borne on the fused corolla.雄蕊群着生在联合的花冠上.Sometimes remnants of the corolla may also be present when the fruit is mature.有时当果实成熟时也留有花冠的残余.The old Corolla was a plain, basic automobile that was inexpensive...
机械工发现飞机的导航系统存在问题。Mechanics discovered problems with the plane's navigation system.机械工给汽车轴上了润滑油.The mechanic greased the car's axle.机械工将发动机中的油全部放走.The mechanic drained all the oil from the engine....