Eggs that reach fresh water hatch into ciliated miracidia.虫卵进入淡水,孵化成毛蚴.The epithelium of the oviduct is ciliated.输卵管上皮为纤毛状.Pseudostratified ciliated columnar epithelium with pale goblet cells.假复层纤毛柱状上皮中的杯状细胞....
He began to tie his shoelaces.他开始系鞋带。I was a soldier down to my shoelaces.我是名不折不扣的军人。a pair of shoelaces一副鞋带He is bending down to tie his shoelaces.他正弯下腰系鞋带。Hurry up. Tie up your shoelaces; we are late.快点, 系上你的鞋带, 我们晚了....
传统干酪加工中使用的凝乳酶是从犊牛皱胃中提取出的一种天冬氨酸蛋白酶.Chymosin used traditionally in cheese making is an aspartic protease extracted form abomasum of suckling calves.试验期1昼夜通过皱胃的总氮量为14.27克, 非氨氮(NAN) 13.02克,微生物氮4.06克,均有提高趋势.The total N, NAN a...
A regressive tax, like the poll tax, takes proportionately more of a poor person's income.像人头税一样, 递减税占穷人收入的比例更大.This regressive behaviour is more common in boys.这种行为上的倒退现象在男孩中更加普遍。A regressive tax, like the poll tax...
在做减法时,你必须把余数进位.When you are subtracting numbers you should carry the remainder.进化往往做减法而不是加法.Evolution often takes away rather than adding.这并不意味着添加更多内容, 反而往往要做减法以求凝练之美.This does not always mean adding more; often it may m...