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...
She didn't like to be beholden to anyone.她不愿欠任何人的情。I am greatly beholden to you for your kindness.承蒙厚爱,十分感激.We feel really beholden to them for what they've done.对他们所做的一切，我们真是感激不尽。...
The illness frequently coexists with other chronic diseases.这种病往往与其他慢性病同时存在。Says regarding andsmall - scale enterprise, the opportunity and the challenge coexists.对于中小企业而言, 机遇与挑战并存.Increasing recognition that diabetes fr...
其他人暗示他受雇于克格勃。Others hinted that he was in the employ of the KGB.许多人受雇于监狱的木材和金属加工厂。Many are employed in the prison's wood and metalwork factories.伯特是不受雇于任何人的自由演员。Bert was a footloose, unemployed actor....