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1·That's entropy and the arrow of time.

这就是熵和时间之箭。

2·There is a cosmological arrow of time.

还有一个宇宙学的时间指针。

3·Carroll: The arrow of time doesn't move forward forever.

卡罗尔：时间之箭不会永远前进。

4·Other theoriesforthe arrow of time are similarly incomplete.

其他关于时间之箭的理论也都不够完整。

5·Because we depend on the arrow of time just for our existence.

因为我们依赖时间之箭正是为了我们的存在。

6·The arrow of time is about a direction, but it's not about a speed.

时间之箭是关于方向的，而不是关于速度的。

7·The arrow of time is simply the distinction between the past and the future.

时间箭头的目的只是为了区分过去和现在。 我们能把一只鸡蛋变成一份煎蛋卷，但不能让一份煎蛋卷变成一只鸡蛋。

8·So the arrow of time is built on top of whatever local laws of physics apply.

所以说，时间之箭建立在任何适用当地物理定律的地方。

9·So, Boltzmann understood that and he explained how entropy is related to the arrow of time.

所以，波尔兹曼了解这一点并且他解释了熵是如何与时间之箭相关的。

10·So that static universe in the middle has time as a coordinate but there's no arrow of time.

所以这个处于中间的静止的多元宇宙具有作为坐标的时间，但是没有时间之箭。