The Mariner spacecraft found that the surface of Mars, as well as that of its two moons, is pitted with impact craters formed by meteoroids falling in from space.
水手号宇宙飞船发现火星表面，还有它的两个卫星表面，都有由太空坠落的流星体造成的陨石坑。
Beautiful scenery - knolls, elfin wood, pitted valleys resembling the surface of the Moon.
小山、矮曲林、坑坑洼洼的山谷像月球的表面。
PITTED: Small indentations appearing as black dots on finished surfaces of any piece of product; undesirable surface defects.
麻面：在任何成品零件的表面上出现的小的黑色的麻点，这是不希望的缺陷。
If the nail surface is rippled or pitted, this may be an early sign of psoriasis or inflammatory arthritis.
指甲表面呈现出波纹或者坑坑洼洼，可能是牛皮癣或炎症性关节炎的早期症状。
As one example, a metallic surface of an implant can be treated to form pits in the surface, followed optionally by a smoothing step to reduce the roughness of the pitted surface.
作为一个例子，植入体的金属性表面可以被处理以在表面内形成凹坑，接着可选地通过光滑化步骤减小所述带凹坑的表面的粗糙度。
As one example, a metallic surface of an implant can be treated to form pits in the surface, followed optionally by a smoothing step to reduce the roughness of the pitted surface.
作为一个例子，植入体的金属性表面可以被处理以在表面内形成凹坑，接着可选地通过光滑化步骤减小所述带凹坑的表面的粗糙度。
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