企业家会乐于听到你曾使用过他们的产品，并给出建设性的意见。
Entrepreneurs love it when you've used their product and give them constructive feedback.
某种程度上来说，正是由于他们故意添乱，卡梅伦才拿不出什么建设性的意见来。
In part because of their heckling, Mr Cameron has little to offer by way of constructive Suggestions.
一场辩论如果在大的原则之下掺有大篇冠冕堂皇之词，那么建设性的意见也就很少。
Constructive Suggestions are rare in a debate that has mixed a lot of rhetorical cant with a big principle.
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