"I was trying," he said, "to put the history of mankind in one sentence." Later he said, "I am still trying to do it, but now I want to put it all on the head of a pin."

VOA: special.2010.01.03

A kind of a pin used to hold your cloak together, called a fibula, unknown in the previous period.

一种别住披风的别针,称之为扣针,这在之前的时期从未出现过

耶鲁公开课 - 古希腊历史简介课程节选

Which is sort of a childhood nursery rhyme. And then they cut to this pig and a car with two pin wheels,

这是小时候的儿歌。然后镜头切换到猪和有风车的车，

广告泛滥 - SpeakingMax英语口语达人

"We also looked at the part of the brain called the hippocampus which is very important for forming the sort of memories we make everyday,you know, when you have to remember a pin number or you have to remember how to get somewhere, and the hippocampus, if it's a good size that means you are less likely to develop Alzheimer's,"

VOA: standard.2009.12.30

You take a pin and you stick it through my flesh of my body and I feel pain in my soul, in my mind.

你拿一根针扎我身体上的肉,我的灵魂,我的心灵就会意识到疼痛

耶鲁公开课 - 死亡课程节选

Next,he went to the famous jewelry store, Tiffany's,and bought a tie pin and some brushes with silver handles.

VOA: special.2009.04.11

Because there, it's not known for dive bars with cheap beers and pin darts and, you know, people getting in a bar fight.

因为那里不是因有便宜的啤酒和针头飞镖的廉价酒吧和酒吧打架闹事而闻名。

如果想去俱乐部 - SpeakingMax英语口语达人

You need to pin down an object of study, a first principle from which other principles can emerge, and part of the process is to say, "Hey, it's not literature we're talking about.

首要原则是，需要锁定要谈论，即学习的目标，可是，谁知道什么是文学。

耶鲁公开课 - 文学理论导论课程节选

That's a quite difficult argument to pin down does it work or does it not work.

这个论证很难确定,是不是说得通。

耶鲁公开课 - 死亡课程节选

So it's not that the result is going to be that I'm going to try to convince you that death isn't bad, but it takes actually a little bit of work to pin down precisely what is it about death that's bad and how can it be death?

所以，这么说,并不是我试图让你相信死亡不是坏事，但是这的确要花点时间来准确地说清楚,什么让死亡成了坏事，和怎样才算死亡？

耶鲁公开课 - 死亡课程节选