常见例句双语例句Any of various grasses of the genus Bouteloua of western North America and South America, forming dense tufts or mats and often used as pasturage.格兰马草北美西部和南美的多种格兰马草属草本植物中的任何一种，其形成浓密的草丛或草垫，并常用作。 返回 bouteloua