末端后肠形成肛管的上部.The terminal hindgut forms the upper portion of the anal canal.结肠左曲在胚胎发育时乃源自后肠,一般是由下肠系膜动脉分之左结肠动脉负责供应血液.This artery arose from splenic artery and ran inferiolaterally to the area of the left flexure.方法观察99例肠上皮...
她拽住他的胳膊不放，另一只胳膊抱紧一棵树。She latched on to his arm, hooking her other arm around a tree.他抱紧了我, 喃喃述说着爱意.He held me close to him, murmuring endearments.他抢到球并坐在地上抱紧它.He grabbed the ball and fell on the ground hugging it....
他写了一组非常单调枯燥的曲子。He has written a batch of very samey tunes.她听到楼梯上传来牧师那熟悉的单调脚步声。She heard the priest's familiar, flat footfall on the staircase.他们的媒体获得了相当单调、乏味的名声。Their media has earned the reputation for being rather...
A giant wildcat is being hunted after 58 lambs were butchered.一只大野猫在捕杀了58只羊羔后遭到猎捕。The result has been a giant leap in productivity.其结果是生产力的大幅提高。Fewer than a thousand giant pandas still live in the wild.只有不到1,000只大熊猫仍然在野外...