I spoke from the pulpit ad lib.

我在讲坛上做了即兴发言。

《柯林斯英汉双解大词典》

I lost my notes and had to ad-lib the whole speech.

我把讲稿丢了，只好临时说了一通。

《牛津词典》

"I would accept opportunities in TV on an ad hoc basis," he said.

“在特别需要时我会接受在电视上露面的机会，”他说道。

《柯林斯英汉双解大词典》

His terms are very much informed by a modernist sensibility of what literature is all about-- and I'm going to say more about what that is when I lecture on Lolita--but it's very much in contrast with that Ulysses ad. " Don't identify. It's not about you.

他的方式都是通过对文学的,现代主义式鉴赏来表达的,我在讲《洛丽塔》时会再详细说明,这和《尤利西斯》的广告有很大不同“,“无须认同，那与你无关，那是关于其他事情的”

耶鲁公开课 - 1945年后的美国小说课程节选

I don't know if you've seen this no-ad sunscreen for instance.

我不知道，举例来说，不知你见没见过这种无广告防晒霜。

广告和价格的关系 - SpeakingMax英语口语达人

Three months later, I bumped into the technical leads from Apple I-Ad.

FORBES: Interview with Angel Investor Greg Tarr

With what they call "enhanced underwriting, " the spots have grown from "the following program is brought to you by a grawnt (yes, grawnt) from Mobil" -- which I still think is the best ad ever written in 12 words or less -- to full-blown productions showing products and services that could and do run on commercial TV.

CNN: Commercial-free public TV? Not on Marvin's screen

"I think it is natural to have an ad-supported model for podcasting, " said Partovi.

FORBES: Podcasting Profits