动摇shake;vacillate;waver
信仰～ waver in one’s faith/～国家安全的基础shake the foundation of national security/～了傀儡政权的统治基础 shake the rule of the puppet regime to its very foundation/～变节vacillate and turn traitor (or renegade)/～坚强意志shake the iron will of/～不定的态度vacillating attitude/～分子wavering(or vacillating)element |