It can exist in - a gated ion channel - can exist in one or two states.

它们能够存在于,门控离子通道有一种或者两种状态

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And an important thing to remember when we talk about resonance hybrids is that the structure it's not 1/2 the time this structure, and 1/2 of the time this structure, it's actually some combination or some average between the two structures.

而当我们讨论共振杂化的时候,有一件重要的事情需要牢记,那就是这种结构并不是,一半时间处于这种结构的状态，而另外一半时间又变成了这种结构的状态，它实际上是两种结构在,一定程度上的组合或者平均。

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These - you're going between these states throughout the day.

一天当中这两种状态交替出现

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Music gets us to do particular kinds of things, gets us to feel particular kinds of ways, and I think these two pieces by the same composer get-- cause--us to feel very, very different, cause a different mood, a different psychological state, to come over us.

音乐赋予我们别样的行为方式,让我们通过别样的途径来感受,还有我觉得这两首来自同一个作者的乐曲,给予我们截然不同的感受,两种截然不同的情绪,两种截然不同的精神状态,笼罩着我们

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Now, remember we talked about these last time, voltage-gated channels are channels that would allow the passage of sodium, in this case, but they can exist in two states, a closed state and an open state.

还记得我们上节课讨论过的吧,电压门控通道是,一种可以容许钠离子通过的通道,在这一例子中 电压门控通道有两种状态,关闭状态和开放状态

耶鲁公开课 - 生物医学工程探索课程节选