他穿着高及膝盖的皮护腿,留着海象般的八字胡,真是个古怪的老家伙.He is the queer old duck with the knee - length gaiters and walrus mustache.海象的外形是从海牛物种里演化而成.The shape of Walrus evolved out of the Manatee species.那只老海象慢慢地转过头来,睁开了眼睛.The old walrus turned...
此酸的烯醇化几乎象酯一样良好.The acid ewolises nearly as well as the ester.目的:探讨血清肿瘤标志物神经元特异性烯醇化酶 ( NSE ) 对肺癌的诊断、评估化疗敏感性及病情监测的临床价值.Objective To study the clinical values of neuron - specific enolase ( NSE ) as serum tumor marker in ca...
这张快照印出来不太清楚.This snapshot hasn't printed very well.摄影师给他拍了一张很棒的快照.The photographer snapped a nice photograph of him.她在小男孩拉小提琴时给他拍了一张快照.She snapped the boy when he was playing the violin....