refine 过去式:refined 过去分词:refined 现在进行时:refining 词形变化: 名词: refiner | 动词过去式: refined | 动词过去分词: refined | 动词现在分词: refining | 动词第三人称单数: refines | 词义辨析: 同义: vt.改善; 使完美 perfect develop improve purify cultivate polish 同义参见: screen clarify filter