shoot their bolt

• vi. 尽其可能竭尽全力

shoot their bolt的用法和样例：

例句

1. History may prove that in Dec.1944, the Germans shot their bolt at the Battle of the Bulge; after that, their defeat was just a matter of time.
   历史可以证明，德国人在1944年12月的反攻巴尔吉之战中使出了最后的力量，从那时起，他们的失败只不过是时间问题而已。