grainsn.谷物名词grain的复数形式.grainn.谷物；谷类；微量；颗粒；纹理；格令v.形成(颗粒)；(用谷物)喂养grain inspector谷物安全卫生graining liquid木纹清漆grain gradation颗粒级配graining colour木纹着色料grain alignment片材纹理对齐grain-sorghum粒用高粱grain box drive排种器传动装置grain logistice粮食物流grain werehouse粮仓grain-injured伤面