1 掩盖
covert cover-up concealment whitewash whitewashing stonewall overcurtain mask blind sleek disguise smother obliterate dissemble overglaze fard gloze
2 忘却
oblivious obliviscence silence oblivion Lethe bury obliterate efface
3 无视
blind inobservance elimination disregard blink trample ice eliminate decline exclude override omit annihilate contravene dissemble elide blench pretermit give the cold shoulder to leaveout of account take no account of scrub round smile at in defiance of