That is what you use to hit nails into the pieces of wood to hold them together.

VOA: special.2009.09.20

We didn't know a great deal about certain authors until this period of the flourishing of philology in the very late nineteenth and early twentieth century took hold and pretty much created for us the archive that we now use today in a variety of ways.

有些作家的作品,直到19世纪末20世纪初的,语言学繁荣期才为人所知,这个时期也孕育了,我们今天用来研究的文本档案。

耶鲁公开课 - 文学理论导论课程节选

You want to use "it is important to" to emphasize or to make note of something that you hold close.

你使用“it is important to”来强调或说明你认为很重要的事情。

It's important 课堂 - SpeakingMax英语口语达人