种皮上留有种脐或种痕.The seed coat is marked with a hilum or seed scar.偶而, 脐周淋巴结可触及.Occasionally, lymph nodes can be found in the vicinity of the umbilicus.方法体外培养人脐静脉内皮细胞,通过传代形成细胞的衰老模型.Methods Human umbilical vein endothelial cell...
What could possibly disturb such tranquility?什么有可能会破坏这样的宁静呢？It's one of the nicest feelings you can possibly have.这是一种极其美妙的感觉。They were smartly but casually dressed; possibly students...他们衣着时尚，但很休闲，也许是学生。They had to...
The bank scrambles all that money together, jumbles it all up and lends it out to hundreds and thousands of borrowers.银行匆忙地把所有的钱都杂乱地集中在一起，然后贷给成千上万的借款者。She jumbles the words when she is supposed to write a sentence.将要写句子的...