结果 泄殖腔发育过程中,胎龄15d前 的正常鼠胚, 尿直肠隔将 泄殖腔 分为腹侧的尿生殖窦和背侧的直肠两部分, 二者共同相通于泄殖腔管. Results In normal fetus, the urorectal septum ( URS ) descended, its distance to cloacal membrane decreased gradually.
Then perhaps she is staying at one of cottages or farmhouses?那么也许她现在住在某个农舍或哪个农场的房子里吧?The countryside was sprinkled with farmhouses.乡间到处可见农家的房舍.Farmhouses and buildings were swept away in the avalanche.雪崩夷平了农场的房子和其他建筑物....
他在午夜时分离开，避开了记者的追踪。He gave reporters the slip by leaving at midnight.他正在追踪一名逃犯。He was on the track of an escaped criminal.他们密切追踪有线电视新闻网上的国外新闻。They follow minutely the news from abroad on Cable News Network....
It was made from the typical native material , buckskin, right down to the moccasins.衣服与莫卡辛软帮鞋是用典型的本地鹿皮制作的.The buckskin , finding no feed to her taste, took the trail stablewards, the bridle dragging.那匹黄骠马找不到合意的东西吃, 就顺着小...
她是校合唱队的成员。She sings in the school choir.合唱队的座位高于乐队席.The chorus was seated above the orchestra.只能当个 合唱队 队员.Just another chorus girl -- that's all . "...
Her hands were motionless...她双手静止不动。Athene's horse stood grim and gaunt and motionless beside the temple wall.阿西妮的马凶恶地、吓人地、一动不动地立在庙墙旁边.Still she was motionless, like a curled up, oblivious creature.可她却仍然不动弹, 犹如一只蜷缩的...