由此呈现的数据结果让人震惊：以一种风格绘制的26个符号在无数遗址上一次又一次出现（参见图示）。

What emerged was startling: 26 signs, all drawn in the same style, appeared again and again at numerous sites (see illustration).

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也就意味着尖端很善于绘制出分子轨道变符号的“节点”或位置。

That means the tip is particularly good at mapping out the "nodes" or places where the molecule's orbital changes sign.

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图3：没有用定义明确的建模符号绘制的非正式的系统会很快松散起来。

Figure 3: an informal system drawing without well-defined modeling notation can quickly become incoherent.

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