挑战者号 tiǎozhànzhěhào Space Shuttle Challenger Origin Definitions Defs Strokes Stroke Words Sentences Sents 挑战者 挑戰者 tiǎozhànzhě noun challenger challenger; one who challenges or competes for a position or title号 號 hào noun name (bound form) name; title; assumed name; sobriquet; business name or establishment