constructive
单词辨析：
指经济上或身心健康方面有益的，通常后接介词 to。
The newly issued regulations are beneficial to people with lower incomes.
新发布的规定对低收入人群有利。
Climbing is beneficial to health.
登山对健康有益。
One or two glasses of wine a day can be beneficial.
每天喝一两杯葡萄酒会对身体有好处。
强调对促进改善或发展有积极作用的。
a constructive suggestion
一条建设性意见
The discussion was very constructive.
这次商谈很有建设性。
She criticized my writing in a way that was very constructive.
她用一种非常建设性的方式批评了我的作品。
If you don't have anything constructive to say, I'd rather you kept quiet.
要是你没有什么有用的话要说，最好保持安静。
相关例句：
India stated that both countries had constructive and fruitful consultations.
印度称两国已经进行了积极的和富有成果的磋商，并已经同意共同努力达成双方满意的解决办法。
The woman claims she was the victim of constructive dismissal after being demoted.
这位女士称她被降职后被迫离职，属于推定解雇。
He put forward a constructive suggestion.
他提出了一个建设性的建议。
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。
He's just giving a little constructive criticism.
他只是说了点建设性的批评。
We are building a constructive partnership.
我们正在建立一种建设性伙伴关系。