对于计算机代数的重要性, 作者已经在前言中做了极好地论述, 我在这里不再重复. 这里我想谈谈

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Look me in the eye! The ability to make high-level eye contact is a skill every man should work on, as it has been shown to create some incredible benefits for the gazer. Numerous studies have shown that people who make higher-levels of eye contact with others are perceived as being: More dominant and powerful. More warm and personable.
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