把弹坑放那里面。

Put bomb craters in there.

youdao

用类似的方法求弹坑的深度。

Grater depth is found in a similar manner.

youdao

图中那些精巧的小弹坑都是相当年轻的特征（意即成形没多少时间）。

Small bright craters in the image are probably fairly young features.

youdao

图中那些精巧的小弹坑都是相当年轻的特征（意即成形没多少时间）。

Small bright craters in the image are probably fairly young features.

youdao