—— 请按键盘 空白键 开始游戏 ——

The power of CRISPR is that it allows us to edit the genome with unprecedented precision.
如果你问一个经济学家,什么驱动着经济增长,他定会提出一些慎重的意见作为答复——农业机械化、大规模生产,诸如此类。但问题是,我们的社会组织不是靠这些事情建立起来的。
That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.