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在没有学习0和负 整数 之前,我们都知道: 1,3,5,7,9…叫 奇数. 阿暄生活 · 阿暄生活,让生活更美好 万分之五是千分之0. 5,也就是0. 05%,但是一般不这样写,不过你也可以这样写,有一种新的表达就是千分之0. 5,所以是0. 5‰。 千分号就是在百分号的基础上再加一个 … 知乎,中文互联网高质量的问答社区和创作者聚集的原创内容平台,于 2011 年 1 月正式上线,以「让人们更好的分享知识、经验和见解,找到自己的解答」为品牌使命 …