| 释义 |
反物质fǎnwùzhì物理学上指原子核由反质子和反中子组成的带负电荷的物质。反核子(反质子和反中子)组成反原子核,反原子核和正电子组成反原子,各种反原子组成各种反物质。{(phys.) antimatter; form of matter in which the electrical charge or other property of each constituent particle is the reverse of that in the usual matter of the universe. The antinucleon (antiproton and antineutron) forms an antiatomic nucleus, the antiatomic nucleus and positive electron form an antiatom, and various kinds of antiatoms form various antimatters.} |