Results In normal fetus, the urorectal septum ( URS ) descended, its distance to cloacal membrane decreased gradually. 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.
Furthermore, combining information of our research , it is emphatically introduced about microinjection into chicken , s blastoderm.其中, 结合本实验室的情况, 重点介绍了胚盘直接注射法....
Allow an extra 10-15 min if you prefer lamb well done.如果想让羊羔肉完全熟透还需要再煮10到15分钟。I braised some beans to accompany a shoulder of lamb.我炖了些豆子，和羊肘子一块吃。You should have prepared something other than lamb and ratatouille.除了羊肉和蔬菜...
An abridgement of the book has been published for young readers.他们为年轻读者出版了这本书的节本.The town council voted for an abridgement of the mayor's power.市议会投票赞成限制市长的权力.He read an abridgement of the long novel.他读了那部长篇小说的节本....
Mike found a challenging job as a computer programmer.迈克找到一份做计算机程序员的富有挑战性的工作。I a computer programmer but I don't know if I'm clever enough.我想当一名电脑程序员,但不知道我是否足够聪明.You are Miss Liu Qian , applying for the positio...