锕类任何化学性质相似, 原子序数在89 ( 锕 ) 与103 ( 铹 ) 之间变化的放射性元素. Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 ( actinium ) through 103 ( lawrencium ).
The Irvine group and their collaborators are testing whether lasers do the job better.欧文研究小组和他们的合作伙伴正在测试激光是否会更为有效。Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory laser...
They feel strongly that their religion is incompatible with the political system.他们强烈感受到他们的宗教信仰与政治体制不相称。The impact of religion on voting has been analysed far too simplistically.有关宗教对选举的影响的分析太过简单了。It's difficult eno...
The President needed to divert attention away from his own economic record.总统需要将人们的视线从他以往在经济上的表现上转移开。He instructed switchboard staff to divert all Laura's calls to him.他让总机接线员将劳拉所有的电话都转给他。If you haul hard you will d...
他们会在一天中最炎热的时刻小睡一会儿。They have a siesta during the hottest part of the day.吃过午饭，我小睡了会儿。After lunch I had a doze.她去了楼上小睡一会儿。She had departed upstairs for a lie-down....