Similar to canyons , a combination of rock irregularity and gravity produces repeating patterns as water flows over the side of a sharp ledge .
和峡谷类似，瀑布水流在流经陡峭的岩架面时，不规则岩石和重力的协同作用会产生重复图案。
To walk lamely , especially with irregularity , as if favoring one leg .
跛行尤指不规则地一瘸一拐地走，犹如偏重用一条腿。
During this period of irregularity , which may have lasted millions of years , any rocky inner world sitting in the path of the hot jupiter and its new orbit would have been obliterated .
