Kilroy was here
/ˌkɪlrɔɪ wɒz ˈhɪə(r)/
/ˌkɪlrɔɪ wʌz ˈhɪr/
- a phrase that people sometimes write on walls, etc. for no obvious reason. It was first used in the Second World War, but it is not known who Kilroy was, or even if he was a real person.
吉尔罗伊（Kilroy）在这里：人们有时无缘无故地在墙上等写下这个短语。它最初是在第二次世界大战中使用的，但不知道基洛伊是谁，甚至他是一个真实的人。