a characteristic property of certain subatomic particles (specifically charm quarks, charm antiquarks, and hadrons containing these), expressed as a quantum number.
denoting a flavor (variety) of unstable quark having an electric charge of + 2/3. Charm quarks have similar properties to up quarks and top quarks, but are distinguished from them by having an intermediate mass.
显示全部
charm的示例
the dreamcatcher is a charm used to prevent bad dreams
his charm has captivated the media
you're not going to charm me into changing my mind