"运气爆棚" 的英文表达是 "to have a run of good luck."
这个短语的来源可以追溯到20世纪初，当时的意思是一段时间内运气特别好。
例句：
He's been having a run of good luck lately, winning at poker and getting a promotion at work.
(他最近运气爆棚，在扑克游戏中赢得了胜利，并在工作中升职。)
She's been having a run of good luck with the stock market, making a lot of money.
(她在股市上的运气爆棚，赚了很多钱。)
They're having a run of good luck because they found a four-leaf clover.
(他们运气爆棚是因为他们找到了一片四叶草。)