overlay 过去式:overlaid 过去分词:overlaid 现在进行时:overlaying 词形变化: 动词过去式: overlaid | 动词过去分词: overlaid | 动词现在分词: overlaying | 动词第三人称单数: overlays | 词义辨析: 同义参见: blanket skin sheet plaster plate paper overlap1 leaf layer