Pitchblende and chalcolite are much more radioactive than uranium itself.沥清铀矿和铜铀云母比纯铀的放射性强得多.Chalcolite ( crystallized phosphate of copper and uranium ) is about twice as radioactive as uranium.铜铀云母 ( 铜和铀的磷酸盐结晶体 ) 的放射性是铀...
He's been a lifelong sufferer from hay fever.他终身患枯草热.The sufferer may have to make major changes in his or her life to arrest the disease...患者可能必须对生活习惯作出重大调整以控制病情。This phobia can cause untold misery for the sufferer...
She tried to forget that sometimes she heard them quarrelling.她尽量不把有时听到他们争吵的事放在心上。We ought not to be quarrelling now.我们现在不应该吵架。I know you've been quarrelling a good deal lately.我知道你们近来时常吵嘴....
我们明天去野餐。We're going on a picnic tomorrow.天气不错；咱们去野餐吧。It's a nice day. Let's go for a picnic .孩子们去野餐,在田野上嬉闹.Children went on a picnic and frolicked in a field....
Children seek out regularities and rules in acquiring language.儿童在学习语言过程中会找出各种规律和规则。They felt that all the regularities in nature have a purpose.他们感到自然界一切有规律的事物均有目的性.Our experience meanwhile is all shot through with regu...
The king's indulgence towards his sons angered the business community.国王对儿子们的纵容令商界恼火。His sons quarrelled bitterly over the allocation of family resources.他的儿子们为家产如何分配而吵得很凶。A new insulating laminate has just been des...
More than 240 England football fans are being deported from Italy following riots last night.昨晚的骚乱发生后有240多名英格兰球迷被驱逐出意大利。The riots will also mean lost income for Los Angeles County.暴乱还意味着洛杉矶县收入的损失。Soldiers were sent in to...