So English words are like music notes, just knowing words is not enough to speak, you actually need to speak in order to be able to quickly connect those words into correct sentences.

所以英语单词就像音符，仅仅知道单词是足以能开口讲英语的，你需要真的去讲话才能快速地将这些单词连接成正确的句子。

It's a good idea to ask if you don't understand something.

如果你，开口问是最好的。

But unlike most other marsupials, koala pouches open toward the bottom.

但与其它多数有袋动物同的是，考拉袋的开口是向的。

Well, if you want to get a raise at work, but you just don't know how to ask, our next guest has some helpful tips on how to raise your pay by helping you negotiate with the boss.

如果你想在工作中加薪，但又知道如何开口，我们的一位嘉宾给出了一些有用的建议，教你会如何与老板谈判来加薪。

The wind is like propelling the system through the area such that the - - the open end of the U, so to speak, is going forward.

风会推动整个系统穿过这片区域，可以说--系统向着U型的开口端会往前走。

The wind is like propelling the system through the area such that the open end of the U, so to speak, is going forward.

风可以推进整个系统通过该区域，像U型的开口端，总之就是往前推进。

And you see that gill opening right there?

看到这里的鳃开口了吗？

Finally one of the biggest mice spoke.

后来其中一只最大的田鼠开口了。

Most species can open and close their mouths to pump the water through.

大部分的物种可以透过开口与闭口的方式将水运送通过鳃。

And then the third thing is to, where possible, protect against embers, flying embers, by protecting the home from openings like your air vents and your chimneys.

然后第三件事是，在可能的情况，防止余烬、飞扬的余烬，保护房屋免受通风口和烟囱等开口的影响。

And until he says so, that the powers of his office would be transferred to Mike Pence who would serve as acting president until the president's health improves.

在他开口之前，他的总统权力将移交给迈克·彭斯，彭斯将担任代理总统，直至总统的健康状况好转。

With the sort of listening, I develop some momentum, which gets me to speaking.

通过练习力，我就有了开口说话的动力。

You gotta be a badass, you gotta ask for what you want.

你得做个坏蛋，你得开口要你想要的东西。

But the total volume of the opening is what I have to deal with.

但开口的总容积是我要处理的。

The canyons of America's Southwest are deep, ancient openings in the Earth.

美国西南部的峡谷是地球上又深又古老的开口。

At this point, the unwilling parent speaks up, " Alright. Yes, I'll do it."

此时，这位情愿的家长开口说话了，“行吧，好的，我来做吧。”

Opening on the bottles is not consistent.

瓶子上的开口一致。

The vehicles had an opening at one end where electrical wires were attached.

这些小车的一端是有开口的，开口这端附了电线。

And as a group, the bees usually flew through the wider opening, which makes sense.

蜜蜂在集体行动时，通常会从较宽的开口飞过，这合情合理。

Your vocal tract is just an open-ended tube too, so it has resonant frequencies.

你的声道也是一个开口的管子，所以它有共振频率。