effectiveness

US /əˈfek.tɪv.nəs/

UK /əˈfek.tɪv.nəs/

1.

有效性, 效力

the degree to which something is successful in producing a desired result; success

:

•

The effectiveness of the new policy is still being evaluated.

新政策的有效性仍在评估中。

•

We need to improve the effectiveness of our marketing campaigns.

我们需要提高营销活动的有效性。

:

efficacy potency power strength success

:

effective effect effectively in effect to no effect to that effect greenhouse effect