白璧無瑕 [－－无－]

Jyutping baak6 bik1 mou4 haa4
Pinyin bái bì wú xiá

Definitions (CC-CEDICT)
  1. impeccable moral integrity
Definitions (Wiktionary)
  1. phrase, idiomatic
    impeccable moral integrity
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）