Ministry of Education 《Revised Mandarin Chinese Dictionary》

Word
Bopomofo ㄅㄨˋ ㄖㄢˇ ㄒㄧㄢ ㄔㄣˊ
Hanyu Pinyin bù rǎn xiān chén
Synonym 冰清玉潔
Interpretation
不沾染絲毫的灰塵。比喻潔淨無比。如:「屋子真潔淨,不染纖塵。」

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