Learning by doing may not be efficient, but it is effective.

边做边学可能效率不高，但却很有成效。

youdao

It is effective in teaching any alphabetical language to Brazilians.

它可以有效地向巴西人教授任何字母语言。

youdao

But it is effective.

但这种方法是有效的。

youdao

So far it has proven effective at preventing the disease in half of those vaccinated which is more than ever before.

VOA: special.2009.12.07

So what we're going to see is less shielding, which means that it will actually feel a higher z effective.

那么我们将会看到更少的屏蔽，这意味着将会感受到更大的有效核电量。

麻省理工公开课 - 化学原理课程节选

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

The annoncement at least as it relates to those counties where it is effective now makes it October 31 for both, apparently.

FORBES: Tax Preparer Viewpoint

Already, briefing documents have been posted saying that the drug seems very safe--although there is a worry of stroke--and reviewing the arguments about whether or not it is effective at prolonging patients' lives.

FORBES: Magazine Article

"But if we've got an opportunity to put it to the test and allow the public to see if it is effective - in the end Mayor Ferguson is going to be judged on effectiveness, " he added.

BBC: Road