auction 名词复数:auctions 过去式:auctioned 过去分词:auctioned 现在进行时:auctioning 词形变化: 动词过去式: auctioned | 动词过去分词: auctioned | 动词现在分词: auctioning | 动词第三人称单数: auctions | 词义辨析: 同义参见: sale