科学家根据那些化石的骨骼结构确定其年代.Scientists have dated the fossils by their bone structure.有两个因素对生物化石的保存是有利的.Tow factors are favorable for the preservation of organisms as fossils.它们是怎样变成化石的?How did they become fossils?...
His solution : DAC Vision would develop its own state - of - the - art machinery for making eyeglass lenses.国际先进技术水平的;艺术级---这两种会比较贴切吧. 你所想的“巧夺天工”似乎太“拽”了,感觉也你真能展开想像的翅膀!The third column of Table 1 gives the normalized DAC ...
雷酸盐基本上不同于异氰酸盐和异氰三聚物的盐.The salts of fulminic acid differ basically isocyanic acid and its trimers.西兰花和西兰花芽中异硫氰酸盐的含量是最高的.Broccoli and broccoli sprouts have the highest amount of the isothiocyanates.尿中硫氰酸盐的吡啶-巴比妥酸分光光度测定方法.U...
Roy: You mean you can pirouette and all that sort of thing?罗伊: 你的意思是你能“单脚着地旋转”和做诸如此类的动作?...a graceless pirouette.笨拙的单脚尖旋转She turned a pirouette on the ice.她在冰上做了个单足旋转动作.And you mean you can pirouette and all that sort of...
This tie is a present from Grammy Hall.嗯,这条领带是格莱美·霍尔给我的礼物.You want half of my grammy's birthday money?你想问我要一半我祖母给我的钱?The 12 - time Grammy winner received countless awards and honorary college degrees.这位12项格莱美奖的得主获得过...