• And there is this separation which is a balance of attractive forces because the chloride is net negative and the sodium is net positive, but both of them, regardless of net charge, have electrons.

    这里有一个平衡,引力的平衡,由于氯离子带有负的净电荷,钠离子带有正的净电荷,但是它们两个,没有考虑净电荷,电子。

    麻省理工公开课 - 固态化学导论课程节选

  • And for some people the balance is positive, " for some people perhaps the balance is negative, " whether for their life as a whole " or for certain stretches of their lives."

    对某些人,结果是正数,“对某些人结果是负数,“不管是他们的一生,“或者他们生命的一段时间“

    耶鲁公开课 - 死亡课程节选

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