Words and Expressions 4.co0 rdinate v.使协调，使同等；n.坐标 Cartesian coordinates直角坐标（系） 5.pulverize v.to pound,crush,or grind to a powder or dust (磨碎，粉碎) 6.roast v;n.焙烧，锻烧，烘烤 roast duck 7.lixiviate V.To wash or percolate the soluble matter from 沥滤从...中洗去或滤去可溶性物质；浸出，浸滤，析出，撞出 (=leach)4. coordinate v. 使协调, 使同等; n. 坐标 Cartesian coordinates 直角坐标（系） 5. pulverize v. to pound, crush, or grind to a powder or dust (磨碎 , 粉碎) 6. roast v; n. 焙烧, 锻烧, 烘烤 roast duck 7. lixiviate v. To wash or percolate the soluble matter from 沥滤从……中洗去或滤去可溶性物质; 浸出,浸滤,析出, 撞出 (= leach) Words and Expressions