我先离开一下，十五分钟后回来的翻译：I first left, came back after 15 minutes 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I will leave what, fifteen minutes later come back

I first left, came back after 15 minutes

I leave first, after 15 minutes comes back

I first-come-first-served basis, and 15 minutes after leaving the back

I first left, came back after 15 minutes