effectiveness

But on the general effectiveness of the social cure, Rosenberg is less persuasive.

但是在社会疗法的普遍有效性的问题上，罗森博格反倒没有那么令人信服。

There´s solid evidence that there are huge differences in the effectiveness of teachers.

有确凿的证据表明，教师的工作效率存在巨大差异。

As a general rule, it´s important to differentiate between effectiveness and absolute time commitments.

一般说来，区别效率和绝对的时间投入很重要。

FDA can ask for the proof of safety and effectiveness of a product if its distributors challenge FDA´s authority.

如果经销商对FDA的权威提出质疑，FDA可以要求他们提供产品安全性和有效性的证明。

One advocate believes that many other benefits should be taken into consideration when we assess the cost-effectiveness of grass-fed farming.

一位倡导者认为，当我们评估草饲农业的成本效益时，应该考虑许多其他好处。