In May of nineteen forty-three, Louie Zamperini and his crew left their base in Hawaii to begin a rescue operation.

VOA: special.2011.05.04

How many combinations of codons are there if there's three bases and four possibilities at each base?

那密码子的组合方式到底有几种呢,三个位点,每个位点四种选择

耶鲁公开课 - 生物医学工程探索课程节选

That's because every three base pairs describes an amino acid in a protein.

那是因为每三个碱基对,对应一个蛋白质中的一个氨基酸

耶鲁公开课 - 生物医学工程探索课程节选

The government built the Florida base shortly after the discovery of Soviet missiles about three hundred kilometers away, on the island of Cuba.

VOA: special.2009.06.30

You know that messenger RNA is read in three base units called codons, and so this particular piece of messenger RNA is drawn in this cartoon in three base pair units.

RNA是按每三个碱基组成一个密码子,进行翻译的,在这幅动画中所画的mRNA,就是按三个碱基一组的方式来描绘的

耶鲁公开课 - 生物医学工程探索课程节选

Listeners on Earth heard the countdown from Tranquility Base: "Three,two,one .

VOA: special.2009.07.15