中文词 · Chinese word
提炼
tí liàn — to extract (ore, minerals etc); to refine; to purify
HSK 2.0 L6, HSK 3.0 L7, HSK newest L7 · study the lists
中文词 · Chinese word
tí liàn — to extract (ore, minerals etc); to refine; to purify
HSK 2.0 L6, HSK 3.0 L7, HSK newest L7 · study the lists