许多人自发地站起来欢呼。
那位总统由于嗓子疼拒绝亲自发表演讲。
The president declined to deliver the speech himself, on account of a sore throat.
观众自发地鼓起掌来。
是一个物种是否自发地发展了这种能力。
It's whether a species has developed this ability spontaneously.
当他们站起来时，全场爆发出自发的掌声。
When they got up, the whole place broke out into spontaneous applause.
于亚历山大而言，这正是一场自发的宣传运动及文化运动。
It was a very self-conscious, propaganda campaign and a cultural campaign on Alexander's part.
想起这件事她就暗自发笑。
挫败感、愤怒和绝望引发了一系列自发性罢工。
Frustration, anger and desperation have led to a series of wildcat strikes.
第二套系统是自发行为系统。
我们想向私营企业学习如何创造自发产生的新行为。
We wanted to learn from private industry how to create new behaviors that happen automatically.
这可以告诉我们变化是否是自发的。
他们在意识和行为上是自发的。
然而，这些过程都是自发进行的。
头发不可能突然或自发地改变颜色。
在这个例子中,自发变化减小了势能。
The spontaneous change lowers the potential energy in that case.
并且它可能比自发型的版本更有热度。
And it can be just as hot — or hotter — than the spontaneous version.
很难相信他们这是自发行为。
It is hard to believe that they did so entirely spontaneously.
事实上，任何自发过程都会导致熵上升。
大量群众自发的夹道欢迎似乎并不可能。
There is no question of a spontaneous mass welcome in the streets.
这就是自发变化的条件。
这种现象叫做自发恢复。
这就是自发变化的条件。
我们如何才能知道，这个变化是不是自发的？
What do we do to tell whether that change will happen spontaneously?
它是自发的感情流露。
创造力是自发的灵感。
这是一次自发的活动。
读书是一个非自发的思考过程。
To read a book is to practice an unnatural process of thought.
读书是一个非自发的思考过程。
To read a book is to practice an unnatural process of thought.
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