(noun.) something additional of the same kind; 'he always carried extras in case of an emergency'.
(noun.) an additional edition of a newspaper (usually to report a crisis).
(adj.) further or added; 'called for additional troops'; 'need extra help'; 'an extra pair of shoes' .
(adj.) added to a regular schedule; 'a special holiday flight'; 'put on special buses for the big game' .
(adv.) unusually or exceptionally; 'an extra fast car'.
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黛娜编辑