staple 名词复数:staples 过去式:stapled 过去分词:stapled 现在进行时:stapling 词形变化: 动词过去式: stapled | 动词过去分词: stapled | 动词现在分词: stapling | 动词第三人称单数: staples | 词义辨析: 同义: vt.抓紧; 扎牢 fasten clasp attach bind connect join link