无意搭救的英语怎么说

"Unintentional rescue" is a term that could be used to describe a situation where someone was rescued without intending or expecting to do so.
The phrase "unintentional rescue" might be used in a variety of contexts, such as if someone accidentally stumbled upon someone in need of help and ended up rescuing them, or if they took an action that ended up indirectly resulting in a rescue.
Here are a few examples of "unintentional rescue" in English, along with their translations in Chinese:
"I was just out for a hike when I stumbled upon a lost child. I ended up unintentionally rescuing them and bringing them back to their parents." (我只是在远足，结果意外地发现了一个迷路的孩子。我最终无意中把他们救了出来，带回了他们的父母那里。)
"The fire department received a call about a gas leak and ended up rescuing several people from a burning building, even though that was not their original intention." (消防部门接到了一个关于煤气泄漏的电话，最终无意中从一栋着火的建筑物里救出了几个人，尽管这并不是他们最初的意图。)
"I accidentally dropped my wallet on the ground, and a kind stranger ended up rescuing it for me before someone else could take it." (我不小心把钱包掉在地上，一个好心的陌生人最终帮我把它救回来，在别人抢走它之前。)