The cap margin is curved downward, even or slightly eroded.

This crater has a well-defined rim edge that is only slightly eroded.

The finished wall, which uses straw as a bonding material, appeared as if slightly eroded by a rainstorm.

The circular rim of this crater is not overlain by any significant craters but has been slightly eroded.

This is a relatively well-formed crater with a circular outer rim that is only slightly eroded.

His lead had been slightly eroded by votes from rural areas for Mr. Savimbi, who received about 25 percent.

The rim of Foster is slightly eroded, and the narrow inner walls slope directly down to the relatively dark interior floor.

In other respects, however, the rim is only slightly eroded.

The restaurant is at legal risk, and the law - not just this law, but all law - is slightly eroded by the customers' flouting it.

The south-eastern part of the town sits on erosion-denudational slopes, presented by slightly eroded, poriferous basalt.