He also sees diplomacy as not succeeding and insufficient to persuade Iran or to stop Iran from going nuclear, And I think he will be showing his frustration to President Obama that what the U.S.administration is trying to do now is too late and not enough."

VOA: standard.2010.06.29

Galileo's only using, of course, his telescope in the first place because his human capacity for vision is insufficient to see the truths of the heavens.

他唯一一次用到望远镜,是因为仅凭人类的视力,并不能够看到天堂的真理所在。

耶鲁公开课 - 弥尔顿课程节选

So, go back to this insufficient justification effect.

说回理由不足效应。

耶鲁公开课 - 心理学导论课程节选

The expert review also found insufficient evidence to recommend any drugs or dietary supplements that could prevent or slow cognitive decline.

VOA: standard.2010.06.17

He says the funds so far proposed by rich countries to help poor nations adapt to climate change are insufficient.

VOA: standard.2009.12.11

UN special prosecutor Daniel Bellamare submitted a report,Monday, indicating that there was insufficient evidence to hold the men in custody, any longer.

VOA: standard.2009.04.30

The U.N.'s Human Rights chief says the judicial response to the abuses have been wholly insufficient.

VOA: standard.2009.09.12