Well, there are four principal ways that composers signal to us the whereabouts of the down beat.

以下有四条主要途径,是作曲家用来告诉我们重拍在哪里的

耶鲁公开课 - 聆听音乐课程节选

I've passed through Grand Central Station when filming was happening. I don't know what they were filming though.

有一次我从那儿经过，正好有部电影在拍。但我不知道他们在拍什么电影。

电影里的中央车站 - SpeakingMax英语口语达人

We have the convention of music of writing this symbol indicating the beat-carrying unit of four so I'm writing a four underneath each of these.

我们有一个约定俗成的书写格式,来表示四拍一单元,所以我在每行这里的下面写上一个四

耶鲁公开课 - 聆听音乐课程节选

This would probably-- this by the way would probably look more appealing if you were in the restaurant, but somebody took a photograph, they got the carry out version of it and took a photograph and it doesn't look so hot.

这个可能,照片角度可能看起来更有吸引力,如果你们在餐馆里,拍了一张照片,选好了角度然后拍了张照,那看起来不会有这么好吃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I mean here in the San Francisco, there's a ton of beauty around here.

旧金山有很多美景可拍。

问摄影家 - SpeakingMax英语口语达人

So, we approached this machine here, the photograph is a little blurry, but it was very clear to us but if you zoom in on the screen and apologies for the reflections, again, this was just taken with my cell phone, you see what appear to be three huge buttons and at the top it said something like have a Charlie Card, which may very well apply to a lot of locals.

所以，我们走近这个机器，这个照片有点模糊，但对于我们来说是清楚地,如果我把它在屏幕上放大，我对这个影像感到抱歉,但是，这是用我的手机拍的,你们可以看到这里上面有三个很大的按钮,写了一些关于Charlie卡片的东西，对本地人来说是相当熟悉的。

哈佛公开课 - 计算机科学课程节选

The dividing up of this stream into different patterns often repeating, of longs and short is superimposing rhythm over top of this basic beat which is organized in terms of these meters.

对于节拍流不同部分的拆分,是经常重复的,也是有长有短的,这就是在基本拍的基础上的旋律叠加,也就是说是以这些拍子为组织依据的

耶鲁公开课 - 聆听音乐课程节选

Then we're getting two changes per beat.

然后我们发现每一拍有两次改变。

耶鲁公开课 - 聆听音乐课程节选

Sixteenth because we've got four impulses for each beat. Let's go on to the next here now a couple of questions we could ask.

十六分音符,因为每拍有四个冲动点,我们继续,还可以问几个问题

耶鲁公开课 - 聆听音乐课程节选

There would be two weak beats or two unstressed beats between each strong beat.

会有两个弱拍或者说是非强拍,存在于每个强拍间

耶鲁公开课 - 聆听音乐课程节选

Well, there's a little bit of music before the downbeat.

在重拍前有一小段音乐

耶鲁公开课 - 聆听音乐课程节选

Change,change,change,change--changing on every beat--then change,change,change,change,change.

变了，变了，每一拍都有改变，然后，变变变。

耶鲁公开课 - 聆听音乐课程节选