There is no saying what may happen.

简直不知今后情况会怎么样.

《简明英汉词典》

There is no saying ( ie Nobody knows ) when the war will end.

谁也说不上战争什 麽 时候能结束.

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There is no saying how long the rain is going to last.

谁也说不出这场雨要下多久.

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There is no saying when this war will come to an end.

天晓得这场战争何时会结束.

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There is no saying what will happen next.

说不准下一步会发生什么事情.

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There is no saying such words.

不可能讲这样的话.

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There is no saying what will happen.

无法估计将会发生什么事.

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There is no saying when he'll come.

很难说她何时回来.

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There is no saying ( telling ) what will happen to man in the future.

很难说人类将来会发生什么.

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