来自《耶鲁大学开放课程：新生有机化学 第4集 第4集》
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Well ten-hundred-thousand is a million;1000000是一百万 -
three-eights of a millionth of an inch is一百万分之一英寸的八分之三是 -
thirty water molecules.三十个水分子的大小 -
So somehow Newton was able to measure something, in 1717,所以1717年时牛顿能测量某种东西 -
that was the size of thirty water molecules.大小为三十个水分子 -
Now what tool could Newton possibly have had in 1717那么1717年时牛顿可能用什么工具 -
that allowed him to measure something so very small?使得他能测量非常小的东西呢 -
What?是什么 -
Glass ring.玻璃环 -
Can't hear very well.我听不太清楚 -
Glass ring.玻璃环 -
Glass springs?玻璃弹簧吗