• He worked with others to design the invention.

    VOA: special.2010.03.15

  • The real insurance industry, as I mentioned before, began in the 1600s with the invention of probability theory and with the invention of life tables for-- the invention of actuarial science; but, it grew slowly.

    正如我刚才所提到的,真正的保险始于17世纪,这得益于概率论,寿命表以及,精算学的产生,但是,它的发展很缓慢

    耶鲁公开课 - 金融市场课程节选

  • so that if you come up with some amazing invention, you have to be able to tell all the people about it.

    这样如果你要是有了什么了不起的发明,你要能够把它告诉别人。

    沟通很重要 - SpeakingMax英语口语达人

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