I had no idea the beach was so close.
我不知道海滩原来这么近。
"I'd no idea Milan was so wonderful," he raved.
“我之前不知道米兰是那么棒，”他感叹道。
I'm so sorry – I had no idea you felt that way.
我很抱歉–我不知道你是那样想的。
Let's get this straight—you really had no idea where he was?
我们把这个明确一下—你当时真的不知道他在哪儿？
Steve looked blank and said he had no idea what I was talking about.
史蒂夫显得很迷惑，说他不知道我在说什么。