巴克尔和同事们弄清楚了，这些散落于地的木头化石来自一片被河流严重侵蚀的斜坡。他们在斜坡上向下挖掘，找到了更多的木头，还有树叶和心皮。
When Barker and colleagues found where the scattered logs were coming from-a slope that had been eroded by a river-they dug in and found many more logs, as well as leaves and seedpods.
巴克尔和同事们弄清楚了，这些散落于地的木头化石来自一片被河流严重侵蚀的斜坡。他们在斜坡上向下挖掘，找到了更多的木头，还有树叶和心皮。
When Barker and colleagues found where the scattered logs were coming from-a slope that had been eroded by a river-they dug in and found many more logs, as well as leaves and seedpods.
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