This company pioneered the use of silicon chip.
这

开
了使用硅片的方法。
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So today, when the challenges we face start to seem overwhelming - or even impossible - let us never forget that doing the impossible is the history of this nation...it's who we are as Americans...it's how this country was built.
所以当今我们面对的挑战似乎艰巨得难以克服,请别忘记
不可能的奇迹,正是我们国
的历史,美国人就是这样,我们的国
就是这么建立起来的。
地理科普(视频版)