Obviously, the impact of such a male contraceptive would go well beyond reproductive biology. 当然了，这样的男性避孕药影响的肯定不只是生殖生物学。 It's interesting to speculate about the effect that it would have on relationsh
Hello, everyone. It’s been almost three weeks since I sent the American Jobs Act to Congress – three weeks since I sent them a bill that would put people back to work and put money in people’s pockets
And so, there are many of those things that start to happen. 许多类似的事情在不断的发生。 Now, there was an interesting thing that happened last April. 去年四月发生了一件有趣的事情。 All of a sudden, a very large percentage of th
On this day, we come to proclaim an end to the petty grievances and false promises, the recriminations and worn out dogmas, that for far too long have strangled our politics. 今天，我们宣布要为无谓的摩擦、不实的承诺和指责画上
