The nature of the nutritional requirements for obligate parasites in nature is unknown.人们还不知道自然界中专性寄生菌的营养要求的本质.All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligat...
An obligate anaerobe can survive only in the absence of oxygen.专性厌氧生物只能在无氧条件下生存.Anaplasma ovis is an arthropod - borne rickettsial obligate parasite of sheep and goat.绵羊无浆体病是绵羊和山羊红细胞内专性寄生的由节肢动物传播的立克氏体疾病.Paul Ehrlich sees...
Communication of whatever sort involves not just a speaker but a hearer too.任何一种交流都不仅要有说话者，还要有听者。Stay to the hearer of is an enjoy of fantasy sort.留给听者的是梦幻般的享受.To assist the presiding hearer in organizing the hearing.协助听...
土耳其局势将成为明天《卫报》的头条。The Turkish situation makes the lead in tomorrow's Guardian.《伦敦标准晚报》报址几年前迁走了。The London Evening Standard moved offices a few years ago.他曾是《堪萨斯城市星报》的一名年轻记者。He had been a cub reporter for the Kansas ...
We need to find ways of dealing creatively and usefully with our feelings.我们需要找到一些既有创意又实用的方法来调整我们的情绪。We can usefully distinguish between four main kinds of international economic integration.我们可以区分四种主要的国际经济一体化.In some ca...