successful的用法

是形容詞詞性，意思是成功的，達到目的，例如：

1、On balance， the company has had a successful year.總的來說，公司這一年是成功的。

2、A good training programme is one of the conditions for successful industry.良好的培訓計劃是企業成功的先決條件。

3、Only time will tell if the treatment has been successful.只有時間才能證明這種療法是否成功。