他们并没有承诺给出一整套急需的强化措施，而是沉溺于徒劳地寻求“大杀器”来一次性解决美���的所有经济问题。
Rather than committing to a comprehensive set of urgently-needed reinforcing measures, they seem obsessed with the futile search for the one “killer app” that will solve all of the country's economic problems.