sloganeering
noun [ U ] mainly US disapproving uk/ˌsləʊ.ɡəˈnɪə.rɪŋ/ us/ˌsloʊ.ɡəˈnɪr.ɪŋ/
反复使用标语口号（而不是通过说理来试图说服他人）
trying to persuade people by repeating phrases instead of explaining your ideas
Without a coherent set of policies to persuade the electorate, the Republicans have resorted to sloganeering and empty rhetoric. 由于缺乏系统的政策，共和党只得依靠标语口号和空洞的词藻来说服选民。