That is just it--- I can not work when you are making so much noise. I am afraid that is it --- we have lost the match. 以上两句中破折号以后的内容都是都对前面内容的补充说明,just it 和 that is it ,中的it 就代表破折号之后要讲的事情. 译文:就是这样,你制造了太多的噪音使我无法工作. 恐怕就是如此了,我们已经输掉比赛.