For example, it is not possible to install wind or solar plants on a commercial scale everywhere because some areas of the country are just not windy or sunny enough to yield enough power.

比如，不可能以商业规模到处建立风电场或太阳能发电厂，因为美国有些地区风力不足，日照不够，无法生产足够的电力。

youdao

Remote access just may not be fast enough, or you may not have a convenient X server to use.

远程访问可能不够快，或者您可能没有一个便于使用的X服务器。

youdao

It is not enough to avoid being clinically obese, or even just a bit overweight.

仅仅避免临床的肥胖症是不够的，甚至是一点点地超重也不行。

youdao

The company does not have enough money, or was just about to not have enough money, to pay all of the debts it had or was about to incur.

FORBES: Intrade Closes Its Doors: But Why? Is This Another MF Global?

It stems from a perception that you are somehow breaking unspoken rules, are not meeting some perceived standard or are just not good enough for the task at hand.

FORBES: Get rid of the guilt

In her piece, the thrice-divorced McMillan explains that women are single for one of six reasons: You Are Angry, You Are Shallow, You Are Promiscuous, You Are A Liar, You Are Selfish or just plain You Are Not Good Enough.

FORBES: Single People - It's Not Them, It's You