GRE重點詞匯解析：inadvertent

　　inadvertent: unintentional, characterized by lack of thought or attention

　　1) not on purpose; unintentional

　　2) not paying proper attention

　　Synonyms: careless, negligent, thoughtless;

　　The error was both inadvertent and catastrophic.

　　It was an inadvertent error, to be sure, but nonetheless a mistake that required correction.

　　【考法1】adj. 偶然發(fā)生的： happening by chance

　　【例】an inadvertent encounter with a rattlesnake 偶遇響尾蛇

　　【近】 casual, fluky, incidental, unintentional, unplanned, unpremeditated, unwitting ,

　　【反】 calculated, deliberate, intended, intentional, planned, premeditated 有計劃的，有預謀的

　　【考法2】adj. 疏忽的，不留意的： marked by unintentional lack of care

　　【例】The military has said it was an inadvertent error. 軍方表示這是個疏忽大意的錯誤

　　【近】 careless, feckless, heedless, irreflective, thoughtless, uncaring

　　【反】 advertent, careful, heedful, mindful 留意的，小心的