adj.突然的，未预见到的；急躁的，仓促的；快的，迅速的；急剧 双语释义：adj.(形容词)突然的,忽然的,迅速而意外的 happening, coming or done quickly and unexpectedly英英释义： sudden[ 'sʌdən ]adj.happening without warning or in a short space of time"a sudden storm"; "a sudden decision"; "a sudden cure"