常見(jiàn)例句雙語(yǔ)例句The polymer-cement is a general term for series of products of this kind. If it is used as commodity name one may get confused conceptually.聚合物水泥是系列產(chǎn)品的統(tǒng)稱(chēng)，如作為具體商品名就會(huì)造成概念上的混亂。 返回 commodity polymer