求地道英语。“严阵以待”英语如何表达

严阵以待
stand ready in battle formation
remain in combat readiness
stand ready in battle array

他严阵以待可能发生的事。
He was barricading himself against possibilities
30万军队严阵以待.
A force of 300000 already under arms
杰克严阵以待投入比赛。
Jack squared his shoulders and entered the game.
解放军已严阵以待，粉碎任何分裂祖国的图谋。
The PLA is ready to crash attempts to split the country.

embattle 或者是用 under arms

相关解释:
in full battle array

例句:
部队昨晚严阵以待。
The troops were embattled last night.

我们的部队已严阵以待。
Our troops were drawn up in battle array.

让敌人肆意逞凶吧，我们严阵以待。
Let the enemy do his worst; we are ready for him.

embattle
vt.
列阵, 布阵, 严阵以待, 整军备战