来自《耶鲁大学开放课程：新生有机化学 第1集 第1集》
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Copernicus.哥白尼 -
Copernicus, right? So astronomy;哥白尼 对吗 所以是天文学 -
that's a telescope in the back.背景上是一部望远镜 -
Okay, or over here on the wall, what's that thing?那边墙上的是什么东西 -
It's a clock.是一个时钟 -
Why is it shaped like a piece of pie?为什么形状像一块馅饼 -
Because it has a pendulum inside.因为里面有钟摆 -
Ah, because it has a pendulum inside.啊 因为它里面有一个钟摆 -
So horology, making good clocks.这是钟表学 用以制作好的时钟 -
Okay, or here, what's that thing? It's hard for you to know.这个是什么东西 你们很难看的出来 -
Solar.日晷 -
It's a wind gauge.这是一个风速仪