这家电子公司维持与技术差、实力弱的供应商的业务，这就压低了实力较强的供应商的产品价格和利润。

The electronics firm continues to do business with weak suppliers offering inferior technology, depressing prices and profits for stronger ones.

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当没有电流流通时，电极之间的电压差驱动电子反方向流动。

When no electricity is delivered, a voltage difference between the electrodes drives a current in the other direction.

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而且，许多自制力差的孩子，很容易沉迷于电视节目或者电子游戏，从而消耗对学习的兴趣和破坏学业上的追求。

Moreover, watching TV and playing PC games are addictive for many poorly-disciplined children, consuming their interest in study and eroding their academic aspirations.

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The formula tells us or absorbed based on the energy difference between the two levels that we're going between, that the electron is transitioning between.

这些公式告诉我们,或发出的光的，频率大小,是基于，电子转移的，两个能级，之间的能量差。

麻省理工公开课 - 化学原理课程节选

Sodium has the electronic structure Now, that's not an octet, but it's not far.

钠的电子结构是,现在它还不是一个八电子结构，但差的并不多。

麻省理工公开课 - 固态化学导论课程节选

So, if we want to go from that stable state to that less stable state, we need to put in a certain amount of energy to our system, that difference between the free electron and the electron bound to the metal.

所以，如果我们想使电子,从稳态到达不够稳定的状态，我们需要引入一定数量的,能量到系统中，即自由电子和束缚于金属的,电子的能量差。

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