Behavior is any observable action one does usually.

行为是一个人通常所做的任何可观察到的行动。

So within the observable universe, what do we know 'exists'?

所以在可观测，我们怎么知道‘存在’呢？

At the edge of the observable universe, is just more universe.

在可观测的的边缘，存在的只是更多的。

We call this the radius of the observable Universe.

我们称之为可观测的半径。

If space were simply expanding, the size of the observable Universe would expand as well.

如果空间只是在膨胀，那么可观测的大小也会随之膨胀。

This is the observable universe and it contains everything that we know of.

这是可观测到的，包含了我们所知道的一切。

It seems like the universe is just infinite, which it is, but the observable universe is finite.

看起来是无边无际的，事实也确实如此，但是可观测的是有限的。

This has a weird and unnerving effect: the observable Universe is getting smaller.

可观测正变得越来越小。

If we stay on this line, we will map every large galaxy in the observable universe by 2060.

如果我们继续沿着这条线走，到2060年我们出可观测每一个大星系的样貌。

He said that last week's incident did not cause any observable damage to the space station.

他说上周的事件并没有对国际空间站造成任何可观察到的损坏。

So it might come as a surprise that according to new research, these squirrels have observable personalities.

因此，新研究说这些松鼠具有显著的个性，这个结果可能令人惊讶。

This would be similar to you thinking that the entire observable universe.

这就类似于你认为的整个可观测。

The distance from Earth to any side of the observable universe is 46.5 billion light-years.

从地球到可观测的任何一侧的距离是 465 亿光年。

What's perhaps even more interesting however is what actually lies beyond the observable universe.

然而，也许更有趣的是，在可观测的之外，究竟还有什么。

Keep in mind that the observable universe is all that we can currently see.

请记住，可观测的是我们目前所能看到的一切。

In science, observable evidence plays a key role in discovery.

科学上 探索过程观察很重要。

T hat is consistent with the observable spread of Enlightenment values.

这与启蒙运动所倡导的价值理念的明显传播是相一致的。

Then this would seem to suggest that at the present day, the entire universe is 150 sextillion times larger than the observable universe.

那么这似乎表明，在今天，整个是可观测的 150 百万的六乘方倍。

17.research on these models can be carried out to confirm, refute or modify them by testing observable behavior and conscious report.

这些模型的研究能被实施，以对们进行证实、反驳或修改，可通过可观察的行为和有意识的报告来测试。

He said in a statement that " a dormant volcano just waking" may give off sulfur dioxide before there is any observable volcanic activity.

他在一份声明说，" 一座刚刚苏醒的休眠火山" 可能会在任何可观察到的火山活动之前释放出二氧化硫。