If you drag all the elements to the diagram surface, the final model should look similar to the Figure 6.
如果您将所有元素拖至图标的表面上，那么最终的模型应当类似图6所示的那样。
It is possible to drag from the search results onto the diagram surface.
从搜索结果中拖拉到图表表面是可能的了。
All sailboats need a keel of board for this reason: the narrow, flat surface of the board or keel produces little drag when the boat moves forward but resists motion sideways.
所有的帆船都为了这个理由需要某种龙骨：狭窄平滑的龙骨表面对于帆船的前行几乎没有阻力，但却能很好抗拒侧移力。
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