Most of the landscape in the Fens is as flat as a pancake.菲恩斯的大部分地形都是极平坦的.He lieth under the shady trees , in the covert of the reed, and fens.它伏在莲叶之下, 卧在芦苇隐密处和水洼子里....
Antibodies were part of the r - globulin fraction of serum.抗体是血清r - 球蛋白的一部分.Unimmunized contacts, especially infants, should receive 2 to 4 ml. of hyperimmue gamma globulin intramuscularly.未经免疫的接触者, 尤其是婴儿, 应接受2～4毫升高度免疫性的...