There is an element there about competition then,isn’t there?

There is an element of chance in everything是什么意思? Perhaps there is an element of truth如果后面是two element 是不是there is要变为there are? There is an element there about competition then,isn’t there? There is an element of defeating the organization 译There is an element of defeating the organization ...that is separate from the ideological component there is an element of doubt in many minds about these two aspects. Perhaps there is an element of truth in both these pictures.为什么 both these pictures.而不是both of these pictures. There's yet an element of doubt that the man is equal to the job.翻成中文是能胜任还是不能胜任?也就是说there's yet and element of doubt……到底是有疑问还是没疑问?是there's yet an element of doubt，刚才不小心写成 请帮忙分析解释一下这两个英语句子.There's an element there about competition then,isn't there?Is it if the railways hadn't been nationalized,they would simply have disappeared? What is the mass mumber of an element?ps:Please answered in EnglishI want the define of mass mumber of an element 英语翻译That the parts all fit together properly is an essential element of mass production. What is the atomic number of an element?ps:Please answered in English for which这里的 怎么理解 There have been atomic number,for which there is no known element. There is an air port. Life there is an absolute There is an A,an U and______R 英语翻译1.There is an element there about competition though,isn't there?我实在看不懂,是一篇文章的第一句,没头没脑的感觉.2.if you don't like a particular kind of big beans,.请问particular词性,kind词性,分别修饰什么 请问新概念英语的这句话,是什么语法结构?新概念英语第三册第12课里有一句这样的话“perhaps there is an element of truth in both these picture,but few of us had an opportunity to find out”,这里为什么要用had an 抽象代数 群论,Find the number of elements of order 3 in A6.What is the smallest n for which there is an element of order 8 in An?Justify your answers.（阶为6的偶置换群A6里面,有多少个阶为3的元素?）（求n的最小值,使得