传染病正在遭受洪灾的很多灾民中蔓延。Infectious diseases are spreading among many of the flood victims.我觉得每天都在遭受失望的打击。I felt like I was being kicked in the teeth every day.我儿子遭受了巨大痛苦，他失去了最要好的朋友。My son has suffered terribly. He has lost his...
Perhaps the simplest approach to extracellular digestion is that employed by saprophytes.细胞外消化最简单途径也许是腐生生物所利用的方法.Some extracellular proenzymes may be activated by secreted lysosomal proteinases.有些细胞外酶原能被分泌的溶酶体蛋白酶所激活.Othe...
Before leaving I attended the 47 th commencement of Cornell on June 16, 1914.离校之前,我还在1914年6月16日参加了康乃尔的第47届毕业典礼.I saw the whole thing from my Cornell dorm room.我在我在康奈尔的寝室看了正常比赛.Conclusion Cornell index, Sokolow index and ...