只有一种允许的可以被占据的态，在低温极限下。
There's only one allowed possible state in the low temperature limit.
量子世界的一个小小的令人惊奇的是一种被称作叠加态的状态。在这种状态下，一个粒子可以同时占据着两种状态。
One of the marvelous little wrinkles of the quantum world is a condition known as superposition, in which a particle can occupy two states at the same time.
这是可占据的能量最低态。
这个通常叫做波尔兹曼因子，他告诉我们被占据的程度，特定能态上。
This is often called a Boltzmann factor, because it's telling what the population of some particular state is. OK.
玻色-爱因斯坦凝聚(BEC)是指大量全同粒子占据同一量子态。
Bose-Einstein condensate (BEC) is that a large number of identical particles occupy the same quantum state.
玻色-爱因斯坦凝聚(BEC)是指大量全同粒子占据同一量子态。
Bose-Einstein condensate (BEC) is that a large number of identical particles occupy the same quantum state.
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