(physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3;
"quarks have not been observed directly but theoretical predictions based on their existence have been confirmed experimentally"
fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
- When a neutrino transforms a quark, a lepton is emitted.
- strange quark 奇异夸克
- up quark 上夸克
- top quark t 夸克
- quark model 夸克模型
- bottom quark b 夸克
- molecule 分子