短语词组短语furrow halfturn plow 悬挂式三铧翻转犁furrow w plow 铧式犁mounted three -furrow halfturn plow 悬挂式三铧翻转犁single -furrow plow 单铧犁multi -furrow plow 牵引犁furrow plow gutter -plough 开沟犁plow -furrow 犁沟 返回 furrow plow