"It is a movement in the right direction," "It is good, but it is just not good enough yet.

VOA: standard.2009.11.12

I think the simple fact of the matter is we don't know enough about consciousness yet to know whether or not it can be explained in physical terms.

一个简单的事实就是,我们对于意识了解甚少,还不知道是否能使用物理的方式对其进行解释

耶鲁公开课 - 死亡课程节选

The Japanese economy,he says, is not strong enough for the government to discuss ending stimulus programs yet.

VOA: standard.2009.10.27

The Afghan security forces are not yet strong enough.

VOA: standard.2009.10.23