Its new results show more positrons than expected.

最新观测结果显示，这些粒带的正要比想象的多。

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

它开始衰变并释放正，也就是反。

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

碰撞首一个中，然后一个正。

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

因此，人类认识到了正，一种带正的拷贝。

The positron cannon is ready to fire.

正炮准备了。

I'm sorry, we have a positron cannon?

抱歉 我们还有正炮？

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

正炮已准备开火 你安全了。

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

比如一个正，就是一个，是带有一个单位正荷。

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

当一个与正相遇，或者一个质与反质相遇，它们就会抵消。

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

这些多余的正是暗物质间相互作用的副产物。

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

当与金属箔相撞时，正在流动中形。

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，把正和分散到不同的方向。

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

它们可能是一个和它的反物质等价物，一个正，或者两个更重的轻，一个介和一个反介。

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

粒的这种融合在此过程中释放出正和一些热能。

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

他对实证主义有研究。他知道正。

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的范围内，正的自旋反转似乎与的自旋反转发在同一微波频率上。

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

怎么样？他对高能正点的观察报告首次确切证明了银河暗物质的存在。

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

正马上找到一个，这两个湮灭时产光的微小闪光。

Positrons are essentially electrons with positive charge.

正本质上是带正荷的。

The isotopes used in PET decay by positron emission.

PET 中使用的同位素通过正发射衰变。