grainyadj.粒状的；多粒的；木纹状的grainn.谷物；谷类；微量；颗粒；纹理；格令v.形成(颗粒)；(用谷物)喂养Grain blasting光面爆破grainlogistics粮食物流grain EMC data谷物平衡水分数据grain thrasher脱粒机graining brush木纹刷grain fracture穿晶断口grain stillage酒糟,沉渣grain spreader谷物匀布机grain diameter粒径grain problems粮食问题