spelling bee
  拼字比賽會
  Spell·ing, a. Of or pertaining to spelling.
  Spelling bee, a spelling match. [U.S.]
  Spelling book, a book with exercises for teaching children to spell; a speller.
  Spelling match, a contest of skill in spelling words, between two or more persons.
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  spelling bee
       n : a contest in which you are eliminated if you fail to spell a
           word correctly [syn: spelldown, spelling contest]