The encircled enemy were unable to break out.

被围敌人没法突围。

youdao

You are in a vicious cycle, unable to break out.

这样你很容易走进一个恶性循环，而无法脱身。

youdao

Still the host nation was unable to break a 1-1 deadlock against the gritty Uruguayans and eventually crashed out on penalty kicks, 5-4.

东道主面对顽强不屈的乌拉圭人，始终没有办法打破1 - 1的僵局，并最终在点球大战中5 - 4落败。

youdao

Perhaps the price has taken a deep dive from which it has fail to recover from, or is languishing in a tight range from which it has been unable to break out of.

FORBES: Life for Sale

During both periods there were strong cyclical bull markets every few years, followed each time by a cyclical bear market that kept the market moving sideways, unable to break out into a long-term uptrend.

FORBES: This Bull Market Could Hit Old 2000 Peak Before Ending