Its new results show more positrons than expected.

最新观测结果显示，这些粒子带电子要比想象多。

It begins to decay and emit positrons, aka, anti electrons.

它开始衰变并释放电子，也就是反电子。

The collision first forms a neutron, and then a positron.

碰撞首先生成一个中子，然后生成一个电子。

Thus, humanity recognized the positron, a positively charged copy of the electron.

因此，人类认识到了电子，一种带电电子拷贝。

The positron cannon is ready to fire.

电子炮准备了。

I'm sorry, we have a positron cannon?

抱歉 我们还有电子炮？

The positron cannon is ready to fire, and you're safe.

电子炮已准备开火 你安全了。

A positron for example is just like an electron but it has positive charge.

比如一个电子，就是一个电子，但是带有一个单位电荷。

And when an electron and a positron or a proton and antiproton meet, they annihilate.

当一个电子与电子相遇，或者一个质子与反质子相遇，它们就会抵消。

One possible explanation is that these excess positrons are a by-product of dark matter interactions.

这些多电子是暗物质间相互作用副产物。

When electrons collide with the foil, positrons are formed in the flow.

当电子与金属箔相撞时，电子在流动中形成。

Next, a magnet comes into play and spreads positrons and electrons in different directions.

接下来，一个磁铁开始发挥作用，把电子和电子分散到不同方向。

These may be an electron and its antimatter equivalent, a positron, or two heavier leptons, a muon and an antimuon.

它们可能是一个电子和它反物质等价物，一个电子，或者两个更重轻子，一个介子和一个反介子。

This fusion of particles releases a positron and some heat energy in the process.

粒子这种融合在此过程中释放出电子和一些热能。

He had done research on positivism and he knew the positron.

他对实证主义有研究。他知道电子。

Within the limits of accuracy of the experiment, positron spin-flipping seems to happen at the same frequency as electron spin-flipping.

在实验精度可以达到范围内，电子自旋反转似乎与电子自旋反转发生在同一微波频率上。

So what? His observation of highenergy positrons has provided the first conclusive evidence for the existence of galactic dark matter.

怎么样？他对高能点子观察报告首次确切证明了银河暗物质存在。

The positron then immediately finds an electron, the two annihilate making a tiny flash of light, a photon.

电子马上找到一个电子，这两个湮灭时产生光子微小闪光。

Positrons are essentially electrons with positive charge.

电子本质上是带电荷电子。

The isotopes used in PET decay by positron emission.

PET 中使用同位素通过电子发射衰变。