科学家们想找到该基因在染色体上的位置。

The scientists want to locate the position of the gene on a chromosome.

《柯林斯英汉双解大词典》

每次分裂后，端粒变短一段时间后可能发生的一件事是染色体上的基因片段会断裂。

So after each division, the telomeres get shorter and one of the things that may happen after a while is that pieces of the genes themselves get broken off the Chromosomes.

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看起来，当通过观察特定染色体上的端粒长度，我们实际上可以预测某些细胞能够成功分裂多久。

It seems that, by looking at the length of the telomeres on specific Chromosomes, we can actually predict pretty much how long certain cells can successfully go on dividing.

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So, in order to fill our octet, what we do is put two on the nitrogen and two on the carbon.

因此，为了填满我们的“八隅体“,我们需要将两个放到氮上，将另外两个放到碳上。

麻省理工公开课 - 化学原理课程节选

So in order to fill them, he would have to have eight electrons or an octet around the cubes.

因此为了填满它们，他必须放上八个电子或者说一个“八隅体“,在立方体周围。

麻省理工公开课 - 化学原理课程节选

Now we're going to turn--focus a bit more on polyphonic texture because there are two types of polyphonic texture.

现在我们要把注意力,放到复音织体上,因为有两种复音织体

耶鲁公开课 - 聆听音乐课程节选