Any action on the basis of such fragmentary evidence would be foolish.

任何依据这些破碎证据的行动都将是愚蠢的。

We do not try to fine-tune the economy on the basis of short-term predictions.

我们不会根据短期预测而试图对经济作微调。

Statement should be made on the basis of fact.

说话要有根据。

A good parent-children relationship should be set up on the basis of mutual understanding and respect.

良好的亲子关系应该建立在相互理解和尊重的基础上。