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unsuccessful

美音:[´ʌnsək´sesfəl ]点这儿播放单词美音发声
英音:[´ʌnsək´sesfəl ]点这儿播放单词英音发声
adj.不成功的,失败的

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unsuccessful为高中词汇   词频:5669

词形变化:

副词:unsuccessfully 名词:unsuccess-fulness

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unsuccessful


adj
not having a successful result or not achieving what you wanted to achieve
 an unsuccessful attempt to climb Everest
unsuccessful in (doing) sth
 We have been unsuccessful in finding a new manager.
>unsuccessfullyadv
 He tried unsuccessfully to make them change their decision.
1. All attempts at cloning were largely unsuccessful until 1984.
    1984年之前,所有的关于克隆的努力多半未获成功。

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