constructive

英 [kənˈstrʌk.tɪv]      美 [kənˈstrʌk.tɪv]
  • adj. 建设性的;推定的;构造上的;有助益的
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将“constructive”分解为“con-struct-ive”,想象自己是建造者(builder),不断地用“con”结构(结构)来构建(struct)有价值的想法或建议,最终形成的整体(ive)是富有建设性的。这种“建造者”的记忆画面可以帮助记忆该单词的含义。

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constructive (adj.)
early 15c., "derived by interpretation," from Middle French constructif or from Medieval Latin constructivus, from Latin construct-, past participle stem of construere "to heap up" (see construction). Meaning "pertaining to construction" is from 1817; "having the quality of constructing" is from 1841. Related: Constructively. Constructive criticism is attested by 1841.
1. The Prime Minister has promised that Israel will play a constructive role.
首相承诺以色列将发挥积极的作用。
2. She welcomes constructive criticism.
她欢迎建设性的批评。
3. At least I'm doing something constructive.
至少,我是在做有益的事情。
4. He is beginning to deal with his anger in a constructive way.
他开始用建设性的方法处理自己的怒气.
5. We welcome constructive criticism.
我们乐意接受有建设性的批评.