The received wisdom is that they cannot win.

大家一致认为他们不会赢。

《牛津词典》

We know they cannot win, but if they do win sometimes, it's even funnier.

我们知道他们不可能赢，但如果他们有时真的赢了，那就更有趣了。

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Sometimes they do this pose as a sign of "submission" to an opponent, whom they cannot win against at all.

有时候这种举动是向强大的敌人“投降”的方式，因为它们根本赢不了。

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The 2012 Presidential candidates know they cannot win the nomination without the support of Tea Party Republicans.

FORBES: The Left Brewing Its Own Tea

Mr Bush has told Israel that the Palestinians need a state, and the Palestinians that they cannot win one through terrorism.

ECONOMIST: Israel and Palestine

Although they acknowledge that they cannot win militarily, they have shown themselves to be shrewd, and this week hardened their position publicly before getting down to business.

ECONOMIST: People power wins in Nepal��for the moment.