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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For the records用来做记录 -
Good clocks, meteorology, cartography, what--好的时钟 气象学 制图学 -
They all have to do with navigation,他们都与航海有关 -
with making England strong at sea.令英国拥有海上霸权 -
Now back here is another science, Chemistry.现在回到另一种科学 即化学 -
That doesn't seem to have anything to do with navigation.它似乎与航海没有任何关联 -
Why would Chemistry be important to Charles?为什么化学对查尔斯如此重要 -
War.战争 -
Look at it.看这个 -
War.战争 -
To make gun powder.为了制作火药 -
There was a chapter about gun powder英国皇家学会历史著作中