—— 请按键盘 空白键 开始游戏 ——

制造链式反应机器的根本点当然是确保每次裂变产生一定数量的中子,其中一些中子将再次产生裂变。
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
Every place has its own rhythm, its own way of marking time.
The discovery of stars orbiting the supermassive black hole at the galactic center was a turning point in astrophysics.
The most important thing you can do to achieve your goals is to make sure that as soon as you set them, you immediately begin to create momentum.
人没有权利杀害他的兄弟。他穿着制服这样做也不能成为借口。