“约束力”的英语可以翻译为：sanction，[化] constraining force，[经] effect binding ...

条约现在失去了绝对的约束力。The treaty is now void of absolute commitments.他的父母对他已不再有任何约束力了.His parents no longer have any real influence over him.双方都赞同仲裁具有约束力.Both sides have agreed that the arbitration will be binding....