Paleontologists know chert as a good place to look for fossils.

古生物学家以黑硅石为化石采集地点的标志。

youdao

Thus we can better understand the deformation of chert in a highly fluid form.

这样我们就能更好地理解燧石在高度流体状态时的变形情况。

youdao

Thus we can better understand the deformation of chert in a highly fluid form.

这样我们就能更好地理解燧石在高度流体状态时的变形情况。

youdao