成材 chéngcái to grow into timber Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 选择棉质而不是合成材料制成的内衣。 xuǎnzé mián zhì ér bùshì héchéng cáiliào zhì chéng de nèiyī. Choose underwear made of cotton rather than synthetic materials. Source: CCMatrix