Definition
An exclamation of annoyance, exasperation, or disbelief.
（表示惱怒或不耐煩時說的話）哎呀，真是的，我的天啊
For crying out loud! How did you lose the keys again?
我的天啊！你怎麼又把鑰匙弄丟了？
For crying out loud, he is an hour late already!
真是的，他已經遲到一個小時了！
For crying out loud, can't you put things back where they belong?
拜託，你不能把東西放回原位嗎？