Figure 2 demonstrates the familiar ball-and-stick model of DNA (image is a stereo pair; see Resources for the image source).

图2展示了熟悉的dna球棍模型(图像提供了一对立体模型；见参考资料)。

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Figure 2 demonstrates the familiar ball-and-stick model of DNA (image is a stereo pair; see Resources for the image source).

图2展示了熟悉的dna球棍模型(图像提供了一对立体模型；见参考资料)。

youdao