染料锥虫蓝对卵黄囊的胞饮作用具有明显的双向作用.The dye Trypan Blue has a remarkable biphasic effect on pinocytosis by yolk sal.卵黄囊逐渐被血管化了.The yolk sac is gradually vascularized.日粮中添加卵黄抗体和金霉素可以提高肉鸭血清IGF-I水平.Dietary chicken egg - yolk antibodies...
这种靶一般用跑猪或跑鹿.The targets usually represent a running boar or a running deer.一只公牛羚有时会疾驰在草原上, 做着侧向腾跃或跑成圈.At times , a wildebeest bull will race across the plains, prancing sideways and running in circles....
He placed one hand heavily on a fragile, wobbling table.他把一只手重重地放在一张摇摇晃晃的桌上。Just then, Bart returned, wobbling on his skates.就在这时，巴特摇摇晃晃地滑着轮滑回来了。Sitting here now, I can still feel the house wobbling slightly.我现在坐在这里都能感觉到...