But the coalition's second largest troop provider, Britain, set a "firm deadline" of 2015 for withdrawing its fighting force, and Spain said its own involvement could be over as soon as 2012.

但是为联军出兵人数第二多的英国，将2015年设定为一个撤出战斗部队的“坚决的最后期限”，西班牙称其军事行动将于2012年结束。

youdao

The experimental results show that, the algorithm can improve the probability of satisfaction of deadline for hard deadline tasks; and it also improves the proportion of accomplish of firm deadline.

经过模拟测试验证，算法可以提高硬截止期任务满足截止期的概率，也可以提高固截止期任务完成数量占总数量的比例。

youdao

The firm wanted to push back the deadline but was refused.

公司想推迟截止日期，但遭到了拒绝。

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"That is a firm commitment, and a firm deadline which we will meet, " he assured peers.

BBC: Lord Strathclyde reiterates Afghanistan commitment

It's a noble effort, with 539 signatories to date, but it has no teeth: no firm deadline for offsetting greenhouse gas emissions and no penalty for not doing so.

FORBES: America's Greenest Colleges

Some guarantees are still plainly needed now, but a firm deadline of, say, five years for the final expiry of the governments' various crisis-induced pledges should be set globally.

ECONOMIST: The financial industry