grout 过去式:grouted 过去分词:grouted 现在进行时:grouting 词形变化: 名词: grouter | 动词过去式: grouted | 动词过去分词: grouted | 动词现在分词: grouting | 动词第三人称单数: grouts | 词义辨析: 同义参见: plaster