But before we get there, let me give you a little bit of history as to why this is such an important reaction.

但在这之前，让我先介绍一下历史说明为什么，这个反应如此重要。

youdao

We have to know a little bit of history and geography, because we need to have an environment in which to relate to the people around us.

我们必须知道一点历史和地理知识，因为我们有必要去掌握与我们息息相关的周围环境。

youdao

"It's a success that we have gotten the rocket up into the air, and I think that we have written a little bit of history," von Bengtson told the Post.

“我们已经成功地向天空发射了火箭，在我看来，我们已经小小地创造了一点历史。”冯·本特森告诉邮报。

youdao

We tell about the nominees for best picture and best music and a little bit of history.

VOA: special.2009.02.20

So, normally at this point, we do actually start class with a little bit of history from alchemy to modern chemistry, but I decided to skip that this year.

通常在这个时候,我们要从一些从炼金术,到现代化学的历史出发正式开始我们的课程。

麻省理工公开课 - 化学原理课程节选

You see, they worked with the student's teacher and they had to do a little bit of history, something about the economy, a little bit of politics, and places to visit, and to focus on a festival because the Star Festival focuses on Tanabata.

你看，他们咨询了老师,查询一些历史资料，了解相关的经济知识，一点点政治状况，和参观地点，并集中介绍一个传统节日,因为“七夕节“软件集中在日本的七夕节上。

麻省理工公开课 - 媒体、教育、市场课程节选

"I think it is a terrific performance, it is a little bit of history, " Robben said.

NPR: Bayern Munich-Dortmund In All-German Champs Final

Now we come up to - I mentioned a little bit of history, I'd like to quickly discuss some doctrinal issues.

CENTERFORSECURITYPOLICY: Raymond Ibrahim: Shariah, Dhimmitude & the Copts

Let me explain with a little bit of history.

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