“擦痕”造句

鞋上的擦痕很难除掉。
Scuff marks from shoes are difficult to remove.

有条痕的磨光面则称为擦痕面.
The striated and polished surfaces are called slicken - sides.

柱状节理面上未见断层擦痕或任何移动的证据.
Joint surfaces of the columns do not show slickensides or any evidence of movement.

• #擦痕