flawless
/ˈflɔːlɪs/adjective
1- without any blemishes or imperfections; perfect无瑕的, 无斑点的; 完美的：
his brown flawless skin.
他光洁无瑕的棕色皮肤。
1.1
- without any mistakes or shortcomings完美无缺的; 无懈可击的：
he greeted her in almost flawless English.
他用一口几乎纯正的英语向她问候。
1.2
- (of a person) lacking any faults or weaknesses of character（人）性格完美无缺的。
派生词