研究显示惩罚不是有效的促进合作的力量。

The study shows that punishment is not an effective force for promoting cooperation.

youdao

这些链接现在还不是有效的。

These links are not yet active.

youdao

市场并不是有效的，但是要想击垮它们也不容易。

Markets aren't efficient, but it's not that easy to beat them.

youdao

It's not your horizon; it's not my horizon; it's that effective history which takes place when our horizons merge.

这不是你的视域，也不是我的视域;,而是我们的视域融合时产生的有效历史。

耶鲁公开课 - 文学理论导论课程节选

But what's important is not where that most probable radius is when we're talking about the z effective it feels, what's more important is how close the electron actually can get the nucleus.

但重要的不是,最可能半径,当我们谈论它感到的有效电荷量的时候，更重要的是,电子实际上。

麻省理工公开课 - 化学原理课程节选

Certainly this is like mid 1990s, we did have the web and the internet but things were slow and it just wasn't really conducive to actually finding things quickly unless you really gave some thought to the problem.

它有些像20世纪90年代，当然我们有网络和互联网,但是做事情很慢,在快速查找东西的时候不是很有效,除非我们对这个问题真正深入思考了。

哈佛公开课 - 计算机科学课程节选