n.1.搖擺,波動(dòng),振蕩。2.猶豫不決,躊躇,優(yōu)柔寡斷。climatic vacillation: 氣候波動(dòng)vacillation cycle: 游移周期vacillation phenomena: 游移現(xiàn)象vacillation is the cause of his failure: 優(yōu)柔寡斷是他失敗的原因vacillatingly: 猶豫地下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯