"I have never heard it, but I have never seen music."

VOA: special.2010.05.08

When you understand a sentence I said you have to have the capacity to understand a sentence even if you've never heard it before.

当你在理解我所说的一句话时,你必须要拥有理解这句话的能力,即使你在之前从未听到过这句话

耶鲁公开课 - 心理学导论课程节选

Personally, I had never really heard about it until coming to this school.

对我而言，在来到这所学校之前，我都没听说过。

伯克利的水上运动 - SpeakingMax英语口语达人

You cannot say, "I never heard of it. I don't know where it came from."

你就不能再说,"我从没听说过,我不知道它是怎么来的"

耶鲁公开课 - 基础物理课程节选