Why is foreign text "rendered meaningless" when passed through an online translation tool?

为什么外语原文通过在线工具翻译后就变得“毫无意义”了呢？

youdao

Why is foreign text "rendered meaningless" when passed through an online translation tool?

为什么外语原文通过在线工具翻译后就变得“毫无意义”了呢？

youdao