They are ready to fight a decisive battle.

他们做好会战的准备。

《新英汉大辞典》

Tomorrow there would be a decisive battle.

明天将有一场决定性的战斗。

youdao

They fought a decisive battle [fight, war].

他们打了决定性的一仗。

youdao

"The patient has won a decisive battle that will conduct him and Venezuela to a great victory, " Mr. Castro said.

WSJ: Ch��vez Returns to Venezuela

But every time rebels appear to be inching closer to a decisive battle for the capital, President Bashar al-Assad's stronghold, the regime steps up its offensive using fighter jets and missiles to shell the suburb, opposition groups say.

CNN: Group: Blast in Damascus neighborhood kills 8

There is a great and perhaps decisive battle to be fought against ignorance, intolerance and indifference.

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