每日一句 英语句子

I want to bring out the secrets of nature and apply them for the happiness of  man. I don't know of any better service to offer for the short time we are in the world.

我想揭示大自然的秘密，用来造福人类。我认为，在我们的短暂一生中，最好的贡献莫过于此了。--爱迪生

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