To combat the growing problem, Ensalaco said in late October the U.S.Federal Bureau of Investigation (FBI) initiated Operation Cross Country IV, a nationwide crackdown on human trafficking.

VOA: standard.2009.11.13

Yeats counterposes Isaiah's prophetic coal to the blazing body of Section IV, where fire is spontaneous, imminent, something that arises from the body.

叶芝将比赛亚的预言性的煤,和第五节里燃烧的身体相对照，这里火是自燃的，迫在眉睫的，是从人身体里升出的。

耶鲁公开课 - 现代诗歌课程节选

Now we're going to hear Beach Boys, IV I guess,with a three-chord chord progression and it's going to be sub-dominant , V dominant , I tonic .

而现在我们来听听貌似是沙滩男孩，三和弦进行，然后将会是次属音，属音，和主音。

耶鲁公开课 - 聆听音乐课程节选

An SIV is a company of a sort that invests in assets and they issue something like asset-backed commercial paper, but it's not a real company because it only exists as an organization sponsored by some bank.

IV类似从事资产投资的公司,同时也发行类似资产担保商业票据的证券,但它不是一家真正的公司,因为它只是由某家银行建立的一个组织

耶鲁公开课 - 金融市场课程节选

Aristotle certainly recognized that the accumulation of political knowledge you might say the gathering of data the organization of facts is very important. Books III IV V of the Politics shows the empirical side of Aristotle's politics.

亚里士多德确实,体认到积聚政治知识,你也能说是收集数据,整理实证是非常重要的事,政治学》第，III，IV，V，册显示出,亚里士多德政治的,经验依据层面。

耶鲁公开课 - 政治哲学导论课程节选

So that's I,IV,V,I.

所以是一，四，五，一。

耶鲁公开课 - 聆听音乐课程节选

There's the IV chord and there's So you sing this nice and loud for me, please.There's the tonic.Ready,go.

然后出现了IV级和弦，紧接着是V级和弦，又回到I级和弦,你们大声地把这一段唱给我听，这个是主音，预备，唱。

耶鲁公开课 - 聆听音乐课程节选

It's going to be a I chord, then a IV chord,and we'll drop down to the IV chord.

它现有一个I级和弦，然后是IV级和弦，接着我们往下降到IV级和弦。

耶鲁公开课 - 聆听音乐课程节选

Okay. So that's the "Duke of Earl" progression: the basic I,VI,IV,V,I.

好，这就是Duke，of，Earl这首歌的和弦进行，I，VI，IV，V，I级。

耶鲁公开课 - 聆听音乐课程节选

Now we have what's called a VI chord and we're not moving directly to the IV chord; we're moving to another chord--here a VI chord, which happens to be a minor chord.

首先里面有VI级和弦，但没有直接进行到IV级和弦;,而是转向了另一个-这里是一个VI级和弦，它正好是一个小调和弦。

耶鲁公开课 - 聆听音乐课程节选

I don't really care what key he's in 'cause I don't have absolute pitch, but I can find well, maybe it's a I,VI,IV,V,I chord progression or a I, I IV V I V,I progression or I,IV,V,I.

我也不需要知道他所用的调号，因为我不知道确切的音高，但是我能听出其中的和声，可能是一个，I，VI，IV，V，I级的和声进行，或者，是一个I，V，I的进行，或者。

耶鲁公开课 - 聆听音乐课程节选