He further predicted that every elementary particle with a spin has its counterpart with the same mass but opposite electric charge, or that a particle has an antiparticle.

他进一步预言每一种自旋为的基本粒子都有质量相同但电荷相异的对应粒子，或者说，就是每个这样的粒子都有一个反粒子。

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The LHC’s most publicised goal is to find the Higgs boson, a particle believed to be the magic ingredient that gives other elementary particles their mass.

LHC最受瞩目的目标是寻找希格斯玻色子，这种粒子被看成是给其它基本粒子以质量的神奇成分。

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The LHC's most publicised goal is to find the Higgs boson, a particle believed to be the magic ingredient that gives other elementary particles their mass.

LHC最受瞩目的目标是寻找希格斯玻色子，这种粒子被看成是给其它基本粒子以质量的神奇成分。

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If you look up really close, there is the elementary charge e.There is the mass of the electron.

如果你仔细找的话，会找到e表示的元电荷,也能找到电子的质量。

麻省理工公开课 - 固态化学导论课程节选

The Higgs mechanism explains why the building blocks known as elementary particles have mass.

BBC: Peter Higgs: honour for physicist who proposed particle

The National Rifle Association finally spoke out this morning in response to the mass killing at an elementary school in Newtown, Connecticut, a week ago.

FORBES: NRA Proposes to Turn Every School Into an Armed Fortress

Those weapons were found with Nancy Lanza's younger son, Adam, 20 -- whom three law enforcement officials said was the gunman in Friday's mass shooting at Sandy Hook Elementary School.

CNN: STORY HIGHLIGHTS