How do you spell Tracy. -T R A C Y? -No T R A C E Y.

特蕾西怎么拼？-T R A C Y？-错了，是 T R A C E Y。

As A-C use spreads, cooling technology must become more environmentally-friendly and energy efficient.

随着空调的广泛使用，冷却技术必须变得对环境更友好且节约能源。

Babies' spines just have one curve like a " c."

婴儿的脊椎只有一个弧度，就像字母C一样。

So, next up is Cayla with a C at awkwordy.

所以接下来的问题是 Cayla with a C at awkwordy 的。

Of course, A-C eats a lot of energy.

当然，空调会消耗大量能源。

And many of them follow a C, like the verb receive.

其中，许多单词中的“ei”都在“c”后面，比如动词“Receive”。

I do see myself being a C level in my career.

我确实认为自己在职业生涯中是一个 C 级。

That's when A-C became widespread in homes and offices.

而那时便是空调在家庭和工作场所普及的时期。

Instead of failing your final exam, you may get a C.

期末考试可能会得到一个C等，而不是不及格。

And will really chill out with the A-C set to 1960.

要是换成1960年的标准，她们真的会很被冻的难受。

Okay, look, go sit down over there and enjoy the free A. C.

乖，过去那里坐着，享受下免费空调。

So typically, it follows the pattern of a b a c b c.

所以它遵循 a b a c b c 的模式。

See? I have a " c" , " a" , and " t" . What is this?

看？我有c，a，t。这是什么？

Twenty, 25% percent of you might end up with some sort of a C.

百分之二十至二十五的人会拿到C。

He'll need a c. t. to rule out intracerebral hemorrhage, contusion or cerebral edema.

他需要CT 来去除大脑内出血擦伤或者脑浮肿。

NINA TOTENBERG: This is after you got a C on your first paper.

这发生在你的第一篇论文得了C之后。

And so it's basically 3D printing of A, C, G, T on silicon.

这基本上是在硅上3D打印A、C、G、T。

Okay, so we're going to show our answers and here H, F, A, C, exactly.

好的，我们将在这里展示我们的答案，即H，F，A，C。

Oh ... Oh. Okay. Ehm ... A. C. D. C. Oh-oh. I don't know the alphabet.

哦… … 哦，好吧，嗯… … ACDC，哦哦，我不会字母表。

And then the next step is to physically write the A, C, G, T on silicon.

然后下一步是将A、C、G、T实际写入硅中。