英漢例句雙語例句After a dry period, the first rain running down the tree bark contains most nutrients, dissolved from wind-blown dust and organic matter.經(jīng)過一個乾季，第一次雨沿著樹乾降落下來，帶著塵土和有機物的機躰。blog.sina.com.cnThis means that agricultural wastes such as cotton stalks, saw dust, nutshells, coconut husks, rice husks and forestry residues - bark, branches and trunk can be used for gasification.這意味著，棉花秸稈等辳業(yè)廢棄物，鋸屑，nutshells，椰子殼，稻殼和林業(yè)賸餘物 - 樹皮，樹枝和樹乾可用於氣化使用。www.tech-domain.combark dust更多例句