I am afraid we can not afford to take a taxi.

恐怕我们坐不起出租车。

youdao

We can not see which way to go if the stars do not twinkle so.

如果星星不这样闪烁，我们就看不见该走哪条路。

youdao

We can not go down.

我们不能下去。

youdao

But,in a larger sense, we can not dedicate -- we can not consecrate -- we can not hallow -- this ground.

VOA: special.2009.02.06

We can not do that with quantum mechanics, the more true picture is the best we can get to is talk about what the probability is of finding the electron at any given nucleus.

在量子力学里我们不这样做，我们能得到的更加真实的图像,是关于在某处,找到电子的概率。

麻省理工公开课 - 化学原理课程节选

What I just spent many lectures discussing is the fact that we can not know how far away an electron is from the nucleus, so we can't actually know the radius of a certain atom.

我花了这么多课时所讨论的正是我们,不可能知道电子离原子核有多远这一事实，因此我们不可能知道某个原子的半径。

麻省理工公开课 - 化学原理课程节选

We can not afford the overhead associated with the administration of 27 separate payroll systems.

FORBES: Why Government Should Not Be Run Like A Business

We can not seek job creation and bash job creators at the same time.

FORBES: Jeff Flake: Legislating From Principle

We can not win the race against the machines any more than John Henry did.

FORBES: What To Do About The Rise Of The Robots?