基本解释n.压紧；压具同根派生 holding-down相关词英汉例句用作名词 (n.)The child packed the sand down with his shovel.小孩用铲子将泥沙压紧。If you pack those clothes down,we can get more into the case.你如果把那些衣服压紧些，我们就还能往这箱子里多装些东西。holding-down更多例句