練 liàn HSK2 practice Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: scour silk All meanings 18 liàn 18 practice 16scour silk 1white silk 1 1 sentence for 練 (liàn — scour silk) 这是将生丝练成熟丝的工艺。 zhè shì jiāng shēngsī liàn chéng shúsī de gōngyì. This is the process of degumming raw silk into finished silk. Source: Dong Chinese Dictionary