So, how do we figure out first how to draw the skeletal structure of this molecule here?

那么，我们如何来解决它,首先是如何画出这个分子的骨架结构？

麻省理工公开课 - 化学原理课程节选

It's really remarkable how far--how fast we have come from just knowing the structure of this molecule to be able to manipulate it and study it in great detail.

我们在短时间内取得了非凡的成就,从最初仅仅知道DNA分子的结构,发展到能够深入研究并加以操控它

耶鲁公开课 - 生物医学工程探索课程节选

The whole structure of a DNA molecule looks like this, going back to a more cartoon version like I showed you before but adding some detail onto it now.

NA分子的全部结构都和,刚才的卡通模型上差不多,但细节更为丰富

耶鲁公开课 - 生物医学工程探索课程节选