CRISPR didn't come from a vacuum—it's built on decades of basic research.
CRISPR并非凭空出现——它建立在数十年的基础研究之上。
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.
The most pleasing of all sounds, that of your own praise.
为了成功,你必须愿意失败。
The brain is a complex system, and we are just beginning to understand how it works.
互联网的本质是连接。