属于这类物质的有云母 、 瓷器 、 石英 、 玻璃 、 木材等等.To this class of substance belong mica, porcelain, quartz, glass, wood, etc.沥清铀矿和铜铀云母比纯铀的放射性强得多.Pitchblende and chalcolite are much more radioactive than uranium itself.它不能通过云母这样的不透水的物质.I...
He is murmuring to himself.他在自言自语.He was delirious,murmuring about that matter.他精神恍惚,低声叨念着那件事。A sibilant murmuring briefly pervaded the room.一时间房间里充满了窃窃私语声。He was delirious, murmuring about that matter.他精神恍惚, 低声叨念着那件事.He...
Hypophysectomy before implantation terminates pregnancy and after the 44 th day of gestation causes abortion in goat.山羊与附植前切除下立脑可使妊娠终止,而在妊娠44天后切除则造成流产.His contract terminates at the end of the season.他的合同在本赛季末终止。At matur...
Graham pulled a masterstroke by playing Paul Merson in the centre of midfield.格雷厄姆让保罗·默森打中场中路堪称神来之笔。It may not be Oscar winning but it is a PR masterstroke.这可能无法获得奥斯卡奖,但是这绝对是改善公众形象的绝妙方法.Giving a person a choice is often ...