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 lives at 9, Acacia Gardens.他住在金合欢街9号。The bullhorn acacia has serious competition.牛角相思树面临着严峻的挑战.The bullhorn acacia is not a tree of the dark windless depths of the tropical rain - forest.牛角相思树不喜欢在阴暗不透风茂密的热带林区中生长....
Myocardial infarction is the medical term for a heart attack.心肌梗死是心脏病的医学用语。The term inotropic is commonly used in discussing changes in myocardial contractility.变力性一词通常用来描述心肌收缩性的变化.Blunt injury to the chest may also resu...
技术员需要认真研究产品说明书.The engineer needs to carefully study the manufacture's data sheets.当天晚上, 安格尔顿的技术员乔?伯克开车到旅馆接我.Joe Burk , Angliton's technical man, collected me from my hotel that evening.玛丽正在接受培训,准备成为一名技术员.Mary ...
The article reviews the general characteristics of thrombin and its neurotoxic effects.文章就凝血酶的一般特性和其神经毒性作用作了综述.What's more, the prions ramp up amyloid beta's neurotoxic effects.而且, 朊病毒蛋白增强了,淀粉样蛋白的神经毒性.Methods: ...
但太多的流出量也会毁掉引水渠,引起水坝溃堤.But again , too voluminous an outflow can erode the diversionchannel and cause the dam to collapse.被告眼泪溃堤,哭著要陪审团相信她说的话.The defendant burst into tears and begged the jury to believe in what she said....