On the other hand, we know (or so he says) that "if we go, so does everything".

另一方面，我们也知道(他也这样说)“如果我们不存在，一切也都不存在了。”

youdao

Our teacher sets an example for us, he never smokes, so we know not smoking.

我们的老师喜欢以身作则，他不吸烟，所以我们知道不要吸烟。

youdao

There's no better day than today so if he gives you RED roses, Go ahead...get bitten. ” Huh. Who do we know that plays a vampire?

没有比今天再好不过的了，如果他送你红玫瑰，勇敢向前，抓住机会（被咬） ” 哼，我们知道谁是吸血鬼了吧。

youdao

So we know that, so he will be there to comfort you and give you whatever help you need.

我们理解大家,所以他会在那里安慰你,给你提供任何需要的帮助

耶鲁公开课 - 基础物理课程节选

Well, he also did architecture like me, so that's how we know each other.

嗯，他也像我一样搞建筑，我们就是那样认识彼此的。

我喜欢的建筑物 - SpeakingMax英语口语达人

PROFESSOR: Yeah, that's right. So, what we have here, cathode rays we now know are negatively charged particles. And, in fact, he named these negatively charged particles. Does anyone know what he named them? No, not electrons - very good guess. He named them corpuscles.

学生：负电，教授：是的,我们现在知道，阴极射线是带负电的粒子,实际上他还给这些,带负电的粒子去了一个名字,有谁知道叫什么吗？

麻省理工公开课 - 化学原理课程节选

Its president, Garrison Hoffman , wrote the e-mail time capsule application and designed the database that will store the messages, so we know he has the expertise to keep it running.

FORBES: E-Mail Time Capsule

David, who in addition to being a truck driver for 23 years was also a Marine, so we know he can do the job -- he's here to retrain for a higher-paying job.

WHITEHOUSE: President Obama Speaks on Skills for American Workers

" Dan and I have picked some dates of importance that we think are going to be important so we know he'll have the innings necessary to be ready for the season, " Collins said.

WSJ: Francisco hurt, leaving Mets' bullpen in flux