quark
quark 英 [kwɑ:k] 美 [kwɑrk]
n. [高能][天] 夸克（理论上一种比原子更小的基本粒子）
名词复数:quarks
- A quark is an elementary particle with an electric charge. When quarks combine, they form another type of particle called a "hadron." If you want to learn more, take up particle physics.
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- n. [高能][天] 夸克（理论上一种比原子更小的基本粒子）
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1. A quark cannot exist on its own, but must be bound to other quarks or an antiquark.
一个夸克不能单独存在，必须与其它夸克或反夸克结合在一起。
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2. Nobody knows if it is possible to cut an electron or quark but particle physicists keep trying.
没有人知道分解电子和夸克是否可能，但粒子物理学家们一直在尝试着。
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3. This first recorded particle is a meson composed of an anti-beauty quark – the beauty quark's antiparticle – and an up quark – one of the two common quarks that make up protons and neutrons.
这次实验，第一次记录下来的是一个介子，它是由一个 反美夸克 ( 美夸克 的反粒子)和一个 上夸克 （组成质子和中子的普通夸克之一）所组成。
- quark (n.) 1964, applied by U.S. physicist Murray Gell-Mann (b.1929), who said in correspondence with the editors of the OED in 1978 that he took it from a word in James Joyce's "Finnegans Wake" (1939), but also that the sound of the word was in his head before he encountered the printed form in Joyce.
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