unworkable

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Several green pressure groups, and even some energy and power company bosses, think that the whole idea is unworkable.
许多绿色压力集团s，甚至一些能源、电力公司的老板都认为这整个想法是不可行的。
First, the obvious, usual, stale, unworkable ideas seem to come to mind first, so that the first, say, 20 or 25 ideas are probably not going to be fresh and creative.
第一，显然那些普通的，老套和不切实际的想法会首先进入大脑，所以，比如前20个到25个想法很可能不是新鲜和创造性的.
Then there is the high graphical content of the rich world's web: videos and social networking are unworkable in the snail-slow dial-up offered in most African internet cafés.
只有这样，非洲用户才能应用到丰富的世界网址所提供的详实信息：在非洲国家拨号极慢的大多数网吧，应用视频和社交网络是不切实际的。
elanso.com

Secretary Gates says all possible alternatives were explored during the long negotiations and all are either "politically untenable or operationally unworkable."

Under those circumstances, additional mailings to the same unworkable address most likely would have been futile.
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The idea is wicked and fatuous in equal measure—but also, as the economy liberalises, probably unworkable.
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