Bile was separated upon celite columns into its taurine and glycine conjugated fractions.胆汁用硅藻土滤蕊分离出它的牛磺酸和甘氨酸的共轭结合部份....simple math concepts, such as decimals and fractions.简单的数学概念，如小数和分数Different elution fractions from ...
In the walls of the cubicle there were three orifices.办公间的墙上有三个孔洞.Once again he glanced at his rival in the opposite cubicle.他再瞥一眼对面办公间里的对手.We sat silent for a while, and a homy feeling invaded my ugly little cubicle.我俩默...