The striated and polished surfaces are called slicken-sides . 有条痕的磨光面则称为擦痕面。
Nearly 100 years ago , the astronomer , schiaparelli , thought the marking to be canals . 大约在一百年前,天文学家夏帕雷里认为,这条痕是运河。
If the picture are successful , they may solve a number of problems about mars and provide information about the wales on it . 如果图象摄取成功,它们可以解决许多有关火星的问题,而且能提供关于火星表面上的条痕的资料。
He waled his son to punish him stealing 他使他儿子身上有条痕以处罚他偷窃。
Striation - defects or contaminations found in the shape of a helix 条痕-螺纹上的缺陷或污染。