气,无形之形,无声之声。
释义:他或许将气视为一种无形无声的存在,但又能通过其影响力和作用力展现出其存在。
No hay nada más fantástico que la realidad misma.
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.