希腊人之专注于几何迷糊了后世好几代人的视界.The Greek concentration on geometry blurred the vision of later generations.黑洞密度高, 但是它们的视界阻碍了观测.Black holes are dense, but their event horizons preclude observations.视界里拉出 长线 模糊的白色光点. 又昰什庅?Arc of vi...
ecclesiastical demesnes in Western Europe西欧教会领地His first instincts led him to choose an ecclesiastical career.他很早就热衷于传教士的职业.My ambition was to travel upwards in the ecclesiastical hierarchy.我的雄心是在教会中一步一步往上走。Anglican Chur...
Tryptanthrin is a kind of indole quinazoline alkaloid.色胺酮属吲哚喹唑啉类生物碱.Indole is extracted from methylnaphthalene oil through solvent extracting.用溶剂萃取法从甲基萘油中萃取吲哚.The content of gibberellin ( GA ) and indole - 3 - acetic aci...
Maybe after you're finished you can give Angelica a ride.如果你不介意的话等你教完他们.There's a Ukrainian film at the Angelica that's supposed to be very powerful.有部不错的乌克兰电影,有兴趣吗?Objective : To evaluate the effect of an...
A ditch diverted water from the rill into the fields.一条沟渠把水从河里引向田间.From a practical standpoint, rill erosion forms small channels.从实用的观点看, 细沟侵蚀能形成很小的渠槽.The surface shows deep rill - like folds.表面有深沟槽 状 起伏褶皱....