而伊利诺斯大学研究青少年性别认同问题的社会学家芭芭拉·里兹曼说：“在其他一些地方，存在着现实的安全问题。”

"There are other places where there are real safety issues," said Barbara Risman, a sociologist at the University of Illinois who studies adolescent gender identity.

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现在，在波尔兹曼方程方程里，我们要追踪中子，所以我们需要，能将流量拿出并除以速率。

Now in the Boltzmann Equation we wanna track neutrons so we need to take the flux and divide it by the velocity.

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这个动物要比杰拉德想象的要重些，当勃兹曼顶着雪走出来并把它放在杰拉德座位旁边时，箱子里动物的重量神秘的从箱子的一角偏向另一角。

The animal was heavier than Gerard had expected, shifting its weight mysteriously from one corner of the box to another as he carried it out into the snow and set it on the seat beside him.

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