mound 名词复数:mounds 过去式:mounded 过去分词:mounded 现在进行时:mounding 词形变化: 动词过去式: mounded | 动词过去分词: mounded | 动词现在分词: mounding | 动词第三人称单数: mounds | 词义辨析: 同义: n.土堆; 堆积 heap hill swell pile stack 同义参见: knob pile1