使事情井然有序
things in───事物
order in───命令（某人）进入; 订购（货物）；命令进入
keep in───抑制; （使）继续燃烧; 储备; （使）留在家里；隐瞒，隐藏；抑制；继续燃烧
things───n.事物（thing的复数形式）；用品；形势
In order to───为了…
in good order───很整齐，有条不紊；情况良好；有条不紊，整齐，情况正常; 天下大治
in no order───毫无秩序地
in short order───迅速地，立即；立刻，马上
planets in order───行星排列整齐
Try putting things in your office or home in order, and keep it tidy and clean.───试着把办公室里或家里的事物编排有序并保持整洁干净。
However, when early humans first began to reflect on the nature of things around them, they discovered that they needed an idea of number simply to keep their thoughts in order.───然而，当早期的人类第一次开始反思周围事物的本质，他们发现只是为了让思维保持有序也需要有数字的概念。
To keep this all straight, the p element has three object children in the order that those things appeared in the HTML in Listing 1. ───为了保持一切正常，p 元素有三个子对象，其顺序是在 清单 1 的 HTML 中显示的顺序。