手臂中枪

a shot in the arm───n.兴奋剂；麻醉皮下注射；刺激因素

shot in the dark───瞎猜；乱碰

a shot in the dark───瞎猜

join the army───参军

not in the race───不参加比赛

hole in the heart───先天性心膜缺损

whistle in the dark───乱猜；假装知道

foot in the door───成功的第一步，成功地开始

hole in the wall───又小又偏僻的很难找的地方

Confirmation of supersymmetry would be a shot in the arm for M-theory and help physicists explain how each force at work in the universe arose from one super-force at the dawn of time.───能证实超对称性的确存在，那无异于为M理论注入了一针强心剂，物理学家们可以借此来解释宇宙诞生之初，各种作用力是如何从一种超级作用力里诞生的？

The encouraging letter was like a shot in the arm.───这封鼓舞人心的信，宛如一服兴奋剂。

A few weeks ago, a boy was shot in the arm and a girl was killed with a bullet to the head during one of these raids.───数个星期前，在抢掠过程中，有一名女孩遭枪杀，另一个男童则手臂受伤。

For journalists and radio commentators the raid had been a mighty shot in the arm .───对新闻记都和电台的时事评论员来说，这次出击倒是一大兴奋剂。

The money was a shot in the arm for the company.───这笔钱对这家公司来说真是雪中送炭。

"It's given business a shot in the arm and it's all in the name of research, legal and above board, " she told the Sun newspaper.───她向太阳报表示，「这给酒吧的生意打了一剂强心针，而且完全是以研究的名义进行，绝对合法、公开。」

Her words of encouragement were the shot in the arm that I needed to complete the last two chapters of my thesis.───她鼓励的话正是我完成论文最后两章需要的兴奋剂。

Asian stocks recouped some of their steep losses of the past two days after market confidence received a shot in the arm from the U.───亚洲股票上扬，部分收复了过去两天暴跌的损失，这是因为美联储的减息决定刺激了股市信心。

In 1922 it received a shot in the arm through a large subsidy from the Central Committee.

Coming back will be a shot in the arm.

The improved trade figures are a much-needed shot in the arm for the economy.

It was like a shot in the arm for us, and our tiredness fell away.

The encouraging letter was like a shot in the arm.

It now had the effect of a shot in the arm.

A Super Bowl is a financial shot in the arm for the host city.

Fresh investment would provide the shot in the arm that this industry so badly needs.

The new player was a shot in the arm for the team , which played noticeably better.