I thought that, the river chart is the ideal universe model.
我觉得，河图才是理想的宇宙模型。
On the map we chart the course of the river.
我们在地图上标出了该河的流向。
Cook went up and down the river in order to chart all the dangerous rocks.
库克为了测出危险的岩石在这河上来回走着。
Cook went up and down the river in order to chart all the dangerous rocks.
库克为了测出危险的岩石在这河上来回走着。
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