The fact that skipping back to re-read a single word (or even a whole sentence) slows you down is obvious.

回头重复阅读词语（甚至整个句子）会明显减慢阅读速度。

youdao

This ker root found its way into the Latin crescere and from what I can see, somewhere back as Latin was morphing into French this “grow” word was used to build “re-grow.”

根据我的判断，在历史中的某个时期，这个拉丁词根又被引入到法语中，从而参与构词；因此，这个“grow”单词就曾经被用来构建单词“re-grow”。

youdao

This ker root found its way into the Latin crescere and from what I can see, somewhere back as Latin was morphing into French this “grow” word was used to build “re-grow.”

根据我的判断，在历史中的某个时期，这个拉丁词根又被引入到法语中，从而参与构词；因此，这个“grow”单词就曾经被用来构建单词“re-grow”。

youdao