Network efficiency is a major index for the evaluation of network performance, which reflects the target effect produced by unit management cost within a certain period.

网络的功效评价是网络性能的重要指标之一，它表示一定时期内单位管理成本所产生的目标效果。

youdao

The agreement,once it takes effect, will be the first under international law to target just this problem.

VOA: special.2009.12.08

The measures, which took effect Saturday, target mainly foreign investors and local residents who already own homes.

WSJ: DBS Says Singapore Property Curbs to Hurt Growth

Auroras scientists use a fluorescent marker to tell them whether a candidate drug molecule has had an effect on the target molecule.

FORBES: A hail of silver bullets

Crosby argues that public health officials should target children and adolescents for a lifetime effect.

FORBES: A Vaccine Against Suicide?