Never have I heard it before.

在这之前我从来没听说过。

youdao

It is that crying I heard before.

这是我之前听到的哭声。

youdao

"Well, I never heard it before," said the Mock Turtle, "but it sounds uncommon nonsense."

“我以前从来没有听过，”假海龟说，“但这听起来像是不同寻常的胡言乱语。”

youdao

I just thought it was most amazing sounding thing. It sounded like nothing I'd ever heard before,I guess."

VOA: standard.2010.07.01

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

There's a very snooty phrase that-- I don't know if you ever heard it before.

有一个听上去很傲慢的短语,不知你们之前是否已经有所耳闻

耶鲁公开课 - 心理学导论课程节选

No one at Karakol was sure when the next Pakistan-bound bus was due, but in the stillness of this place I heard it long before it appeared: a distant whine among silent mountains.

BBC: Following the Silk Road to the end of China

I've heard it all before.

FORBES: Digital Rules

Two weeks after the scan I got stomach pains - it was labour but I didn't realise it - I went to the hospital thinking I just had a really bad stomach ache - the last thing I expected was to go into full labour - I didn't know you could go into labour at 24 weeks - I'd never heard of it before.

BBC: NEWS | UK | Losing a baby: Your experiences