I have missed a lot, but also know a lot.

我错过很多，也懂得很多。

youdao

We don't know a lot about the authors, and it's still contested somewhat about who they are.

我们对那些作者了解不多，而且对于他们是谁仍有些争议。

youdao

Am I correct in saying that you know a lot about wine?

你对酒了解颇深，我说得对吧？

《牛津词典》

But Chad Reissig says scientists do not know a lot about them and how they interact with each other and caffeine.

VOA: special.2009.07.22

So, she is interested in how this molecule, gemcitabine, inhibits an enzyme. So, to do those studies, she needs to know a lot of the stuff on this list.

她对这个分子，二氟脱氧胞嘧啶核苷怎么抑制酶很感兴趣，要做这些研究。

麻省理工公开课 - 化学原理课程节选

I know a lot of kids from my high school went there because I went to a Catholic school.

我认识好多高中同学上了那所学校，因为我念的是天主教高中。

加州的大学 - SpeakingMax英语口语达人

"I know a lot of Americans are concerned about our economic future, " Bush said.

NPR: Bush Signs Economic Stimulus Legislation

We already know a lot about the Surface tablet line's birthing process.

ENGADGET: Microsoft shows Surface prototypes, teases the tablets that might have been

You do know a lot that everyone else knows, and that everyone else can use.

FORBES: WHY OUR PORTFOLIOS DIFFER (Part 2)