“碰运气”常见的英文表达有 take a chance、try one's luck 或 have a shot at it。以下为你详细介绍：
含义：指冒险尝试，看是否能得到期望的结果，也就是碰运气。
例句：I decided to take a chance and apply for the job even though I didn't meet all the qualifications.（我决定碰碰运气，申请这份工作，尽管我并不完全符合所有条件。）
含义：表示尝试做某事，看看自己是否足够幸运能成功，有碰运气的意味。
例句：He went to the casino to try his luck.（他去赌场碰碰运气。）
含义：强调尝试去做某事，有碰碰运气、看看能否成功的含义。
例句：I'll have a shot at solving this difficult problem.（我要碰碰运气，试着解决这个难题。）