grain

n.谷物，谷类；颗粒，细粒

gracious, graciously, graciousness, gradation, grade, grade crossing, grade school, grade teacher, gradient, gradual, gradually, gradualness, graduate, graduated, graduated pension, graduation, Graeco- (also esp US Greco-), graffiti, graft, grail, graininess, grainy, gram, gram (also gramme), grammar, grammar school, grammarian, grammatical, grammatically, gramme, gramophone, gramophone record, grampus, gran, granary, grand, Grand Banks, grand duke, grand finale, grand jury,