精选 jīngxuǎn concentrate Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: concentrate All meanings 2 jīngxuǎn 2 concentrate 1select 1 1 sentence for 精选 (jīngxuǎn — concentrate) 在矿石加工过程中,精选是至关重要的一步。 zài kuàngshí jiāgōng guòchéng zhōng, jīngxuǎn shì zhìguānzhòngyào de yī bù. In ore processing, concentration is a crucial step. Source: Dong Chinese Dictionary