矿脉 kuàngmài ore vein Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 地质调查显示,这条矿脉的走向非常稳定。 dìzhì diàochá xiǎnshì, zhè tiáo kuàngmài de zǒuxiàng fēicháng wěndìng. Geological surveys show that the strike of this mineral vein is very stable. Source: Dong Chinese Dictionary