helpful的詞典解釋是:(人)給予幫助的,幫上忙的If you describe someone ashelpful, you mean that they help you in some way, such as doing part of your job for you or by giving you advice or information。helpful的意思是adj.有幫助的;有用的。helpful【近義詞】considerate。
helpful的詳盡釋義是:adj.(形容詞)有益的有幫助的有用的有利于…的殷勤的手腳勤快富有啟發(fā)性的給予幫助的愿意幫忙的有助于。helpful的例句是用作形容詞(adj.)You are very helpful.您真幫了我的大忙。helpful的讀音是英['helpfl];美['helpfl]。