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麻省理工公開課:魔術(shù)背后的化學之多彩指示劑(音頻中英對照)
2019-06-18 15:33:02    譯聚網(wǎng)    可可英語    


and tell me, count them out how many different color changes you see

數(shù)一下我加入干冰后有多少種顏色變化

as I dropped the dry ice in there

數(shù)一下我加入干冰后有多少種顏色變化

I'm listening to you on the radio

我是在收音機前聽你們講

One, wow, I heard wow, what kind of account is that?

一,哇,我聽到有人說哇,這數(shù)的是什么

Three so far

目前我聽到三了

Three different color changes

三種不同顏色變化

but you know I'm listening to you on the radio

但我是在收音機前聽你們講

You want me to appreciate what you're seeing

你們要讓我理解你們看到了什么

So what were the color changes that you saw?

你們具體看到了什么顏色變化

Why couldn't you say those?

告訴我具體的

You see how we have to help our brain make the right observations

你們應該知道如何幫助大腦作出正確觀測

and make the right reporting

并正確報告

OK so, in the final set of cylinders

在最后一組柱形容器中

Dr. Shakhashiri has a mixture of indicators

Shakhashiri博士使用了指示劑的混合物

This created the color changes that occurred as the solution became more and more acidic

這樣一來,隨著溶液酸性變強,顏色會多次變化

There were three changes that we saw

這里我們看到了三次變化

It went from purple to blue

首先是從紫色變?yōu)樗{色

to green

再變?yōu)榫G色

to yellow

再變?yōu)辄S色

Alright, that's it for me today

好,今天就到這里

I will see you next time

我們下次再見

 



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