to cause someone to suddenly take action, especially by shocking or exciting them in some way

Western charities were galvanized by TV pictures of starving people. 饥民的照片在电视上播出后，西方的慈善组织倍感震惊，马上行动了起来。

The prospect of his mother coming to stay galvanized him into action and he started cleaning the house. 他母亲要来和他一起住了，这才使得他打起精神，开始清扫房屋。