Duodenun is joined to the liver and to the pancreas by ducts.十二指肠通过导管与肝和胰相连.Alpha - fetoproteinAFP - producing acinar cell carcinoma of the pancreas is a rare neoplasm.胰脏的制造阿尔发胎儿蛋白腺胞细胞癌是一种很罕见的肿瘤.Insulin is secreted by th...
There are as well as density - dependent biological factors such as disease, predation, and intraspecific conpetition.还有密度制约的生物因素,诸如病害 、 捕食和种内竞争等.The results indicated that intraspecific and interspecific difference were...
我会打补丁，缝纽扣。I know how to darn, and how to sew a button on.她一针一针地缝那块粗布。She passed the needle through the rough cloth, back and forth.每条连衣裙都缝上了褶边，并经过严格的检查，不允许有任何瑕疵。Each dress is hemmed and scrupulously checked for imperfect...
Most readers are likely to lose interest when he descends into the realms of rhetorical terminology.他开始讨论修辞术语,大多数读者很可能会失去兴趣.The path descends steeply to the village.小路陡直而下直到村子.Keep the drill steady while it ascends and d...
The bulldozers piled up huge mounds of dirt...推土机堆起一堆一堆的泥土。Mounds of oyster shells surround the weathered shacks.成堆的牡蛎壳包围着这些久经风吹日晒的木板棚屋.Australian moundbird; incubates eggs naturally in sandy mounds.澳大利亚冢雉; 通常在沙堆中孵蛋.The ...
Our house is on an acre of land which gives us a nice big backyard for our garden.我们的房子坐落在一英亩的土地上,因而后院地方很大,可供我们辟为花园。The 77,000-acre estate contains five of the highest peaks in Scotland.7.7万英亩的私人土地上有5座苏格兰最高的山峰。One author...