quick on the trigger

常见例句

In classroom discussion Mary is always quick on the trigger.
课堂讨论时，玛丽总是反应很快。
jxzy.lynu.edu.cn
If you were not too quick on the trigger, you wouldn't have lost the deal.
要不是你性子过急，也不致于失去那笔买卖。
dajiawang.blog.163.com
In group discussions, John is always quick on the trigger .
在小组讨论会上，约翰总是反应敏捷，争先发言。

Most experienced traders choose not to make bets in front of big economic announcements like the Fed, so you would have had to be quick on the trigger if you wanted to get short.
FORBES: How To Trade This Market Meltdown
Indeed, PayPal is now often the target of frustrated eBay sellers who say that the company is too quick to pull the trigger on refunds on behalf of buyers.
ENGADGET: Switched On: Higher stakes, higher ground for crowdfunding, part 1