单词	magic number
释义	magic number noun 1 : one of a set of numbers for which an atomic nucleus exhibits a high degree of stability when either the proton or neutron count is equal to the number 2 : a number that represents a combination of wins for a leader (such as in a baseball pennant race) and losses for a contender which mathematically guarantees the leader's winning the championship Word History First Known Use 1947, in the meaning defined at sense 2
随便看	felt side felt sorry for felt up felt-tip felt-tip pen felt-tipped felted felter felting feltings feltlike feltman feltmen felts feltwort felty felucca feluccas Felup felups felwort felworts fem FEMA female

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