plane 名词复数:planes 过去式:planed 过去分词:planed 现在进行时:planing 词形变化: 名词: planeness | 动词过去式: planed | 动词过去分词: planed | 动词现在分词: planing | 动词第三人称单数: planes | 词义辨析: 同义: a.平的, 平坦的 flat level horizontal even smooth airplane aircraft