定义中最后一个关键词是帮助。
不过，从业务角度而言，定义中的关键词是灵活性。
However, the key word in the definition from a business perspective is flexibility.
这个定义中有三个关键词：简化、描述和帮助。
The three keywords in this definition are simplified, description, and assist.
让我们先来定义一个这篇博客中将要用到的几个关键词。
Let's first define a few terms that we will use through this post.
让我们先来定义一个这篇博客中将要用到的几个关键词。
Let's first define a few terms that we will use through this post.
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