A vaccine may also give us passive immunity by providing B cells taken from an animal or a human to play the same role.
疫苗也可以通过提供取自动物或人身上的B细胞来发挥同样的作用，从而使我们获得被动免疫。
Work in animal models indicates that B cells also may help promote immune tolerance.
但动物模型研究显示B细胞在促进免疫耐受中可能也起作用。
Gene "B" makes an animal care only for itself.
基因B让动物只关心自己。
“Abiotic pollination: an evolutionary escape for animal-pollinated angiosperms.” Philosophical Transactions of the Royal Society of London B 333: 217-224.
《无生命授粉：虫媒传粉的被子植物逃亡性进化》——英国伦敦皇家学会哲学学报 333: 217-224.
B: The only animal product I eat is eggs(?check).
我吃的唯一荤类食品是蛋。
B: Certainly, I'll make an appointment for you with Mr. Jordan of the Egypt National Native Produce and Animal By-products Import and Export Corporation.
当然可以。我会为您和乔丹先生预约一下，他是埃及国家土畜产进出口公司的。
Thousands of mummified animals and many animal deity figurines were found from Egypt's Late Period, between 330 B. C. and 30 B. C.
至今，人们发现了成千上万的动物木乃伊和动物神的小雕像，时期均为公元前330年-30年的埃及历史晚期。
An animal(B. bonasus) of Europe, similar to but somewhat smaller than the bison; a wisent.
欧洲野牛欧洲一种动物（欧洲野牛野牛属），和野牛相似，但小于野牛；珍野牛。
The more miles an animal runs, the more B.
动物跑的里程越多，就会有越多的B。
Studies in the animal model further confirms that SPE B plays an important role in GAS infections.
透过小鼠的动物感染模式，可更进一步证实SPEB角色的重要，印证在临床的研究结果。
This vitamin is found almost exclusively in animal products, so it can be difficult to get enough B-12 on a vegan diet.
除了动物制品，这种维生素几乎很难从食物中摄入。
Fig. 1 number of invasive species in agricultural ecosystems in Chinese provincial districts (a) and relationships between species Numbers of plant invaders and animal and microbe invaders (b).
图1中国省级行政区农业生态系统入侵种数统计。a图中数字表示各省级行政区总入侵种数，b图为各地植物入侵种与动物和微生物入侵种数的线性回归。
Fig. 1 number of invasive species in agricultural ecosystems in Chinese provincial districts (a) and relationships between species Numbers of plant invaders and animal and microbe invaders (b).
图1中国省级行政区农业生态系统入侵种数统计。a图中数字表示各省级行政区总入侵种数，b图为各地植物入侵种与动物和微生物入侵种数的线性回归。
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