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》

The ad had a phone number for a town in southern Michigan.

广告上登有密歇根南部一个小镇的电话号码。

youdao

They had succeeded in creating an image in my head that my mind wanted to pursue after the AD had passed.

他们成功地在我脑袋里树立了一个影像，而我的大脑被已经追随结束的广告而去。

youdao

"And so they've had to act in sort of a more ad hoc fashion.

VOA: standard.2010.05.05

In the poem that we looked at last time that was the poem Ad Patrem that Milton had addressed to his father Milton was attempting, as you remember, to justify to his father his own interest in becoming a poet.

上节课我们读的诗《Ad，Patrem》,是弥尔顿写给他父亲的,正如你们所记得的，弥尔顿正尝试着向父亲证明自己成为诗人的潜力。

耶鲁公开课 - 弥尔顿课程节选

We had some calls from Sydney and Melbourne after they saw an ad saying 'Hey you know,we would like to be involved in the film,' and everything.

VOA: standard.2010.02.15

Adler says Intelius had an ad out on the name of Chesley Sullenberger in 2009.

FORBES: Has A Random Company Taken A Google Ad Out On Your Name?

From roughly what the UK had in 1600 AD to what it had in 1948.

FORBES: Now Apple's Manufacturing Is Leaving China

In Tabriz and nearby Ardabil, the two major cities near the earthquake area, several local businesses, teachers and college professors had created ad hoc relief teams, separate from the government, and were sending truckloads of food, water and blankets to the area.

WSJ: Iranians Call Quake Effort Inadequate