Our tax plan is focused on the middle class, including a near-doubling of the standard deduction, and a huge increase in the child-tax credit. 我们税改法案关注中产阶级，包括标准税额扣减加倍，大幅提高孩童税收抵免。 A typical family of 4
So, why does good sex so often fade, 为何性爱的激情那么容易褪色？ even for couples who continue to love each other as much as ever? 就算是那些爱得如胶似漆的夫妇也无一例外。 And why does good intimacy not guarantee good sex, 为何亲密的爱情也无法
So here's a great puzzle: in a universe ruled by the second law of thermodynamics, 所以，这就是个大谜团：在宇宙中，在被热力学第二定律规范下， how is it possible to generate the sort of complexity I've described, 怎么样才有可能产生这种我刚才论述的
