Definition
To maintain a firm position or conviction; to be resolute and unyielding.
坚定立场；毫不动摇。
Despite facing immense pressure, she stood fast and refused to compromise.
尽管面临巨大压力，她仍然坚定立场，拒绝妥协。
In the negotiations, we must stand firm to ensure a favorable agreement for us.
在谈判中，我们必须坚定立场，以确保达成对我们有利的协议。
Even when everyone was against him, he stood fast in his belief in his principles.
即使所有人都反对他，他仍然坚守自己的原则信念。