Quite a number of valuable details were dug out of libraries and archives by the group of researchers.这组研究人员从图书和档案资料中查找出一批相当有价值的详细资料。Tact is a valuable commodity.圆滑老练是很有用处的。Just because a camera is old does not mean it i...
氯化是用N- 卤胺和硫酸.Chlorination is carried out with Nhaloamines and sulfuric acid.氯化物被认为是一种元素与氯化合组成的化合物.Chlorides are considered as compounds consisting of one element combined with chlorine.用氯化钛溶液可以很方便地研究钛的反应.The reactions ar...
He has written a speculative biography of Christopher Marlowe.他写了一篇关于克里斯托弗·马洛的推测性传记。The papers ran speculative stories about the mysterious disappearance of Eddie Donagan.各家报纸都刊登了有关埃迪·多纳根神秘失踪的猜测性报道。His mother regarded hi...