单词	A formation
释义	A formation noun : an offensive football formation in which the line is unbalanced to one side and the backfield strong to the other compare formation Word History Etymology a entry 1 First Known Use 1952, in the meaning defined above
随便看	speleologist speleologists speleology speleothem spelican spelk spelks spell spell check spell checks spell curtains for spell disaster spell doom spell down spell out spell trouble spell-check spell-checked spell-checker spell-checkers spell-checking spell-checks spellable spellbind spellbinder

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