—— 请按键盘 空白键 开始游戏 ——

CRISPR didn't come from a vacuum—it's built on decades of basic research.
The streets were dark with something more than night.
材料中拓扑和对称性之间的相互作用可以导致意想不到且令人兴奋的物理现象。
大多数优秀的程序员编程不是因为期望得到报酬或公众的赞美,而是因为编程很有趣。