but will fall further back. I would say about,

而是会掉得往后一些我想大概
about here.

大概会在这儿
And what is so special about that?

这样做有什么意义吗?
-Yes! -But you were wrong!

-太好了 -可你错了
Yes, but this is definite proof!

是但这是决定性证据
It's definitive. The sack behaved as if the boat was stationary.

决定性的麻袋就像是在静止的船上那样掉下来
What does that mean?

那意味着什么?
I don't know.

我不知道
But the same principle could be applied to the Earth.

但同样的原理也可以应用在地球上
It could be moving around the Sun without us realizing.

它可能绕着太阳转而我们却不知道
-Aristarchus. -Exactly.

-阿里斯塔克斯的理论 -没错
Why do you torment yourself with that, Lady?

你为什么要那么执着呢老师?