1. V-T If you unbind something or someone, you take off a piece of cloth, string, or rope that has been tied around them. 解開(kāi)(衣服、繩子)

She unbound her hair and let it flow loose in the wind. 她解開(kāi)頭繩，讓頭發(fā)在風(fēng)里自由地飄。