| 1. | We pointed out that four antileptons also existed .
我们指出了还存在四种反粒子。 |
| 2. | This sister particle is usually called an antiparticle .
姐妹粒子通常称为反粒子。 |
| 3. | A horizontal bar over a particle symbol is used to designate the antiparticle .
粒子符号上加一横，用来表示反粒子。 |
| 4. | the antiparticle of the π°is indistinguishable from the π°.
介子的反粒子同本身是无法区分的。 |
| 5. | The particle-antiparticle concept is one of the most fascinating ones in physics .
粒子和反粒子是物理学中最迷惑人的概念之一。 |
| 6. | This property, often called "helicity," serves to differentiate the neutrino from its antiparticle .
这种性质通常称为“螺旋性”，可以用来区分中微子和它的反粒子。 |
| 7. | The particle can also fail to mirror its antiparticle ( cpt violations )
粒子也可能不再是反粒子的镜像（ cpt违逆） 。 |
| 8. | According to the theory , matter can only be created in particle - antiparticle pairs
依照理论，物质只能在粒子-反粒子对中产生。 |
| 9. | Each of them also has its own anti - particle with similar but opposite properties
然而每一粒子也有他们自己的反粒子，反粒子有著类似但相反的特性。 |
| 10. | Similarly the positively charged proton has a negatively charged antiparticle , the antiproton
同样的，带正电荷的质子具有其带负电荷的反粒子?即反质子。 |
