vacillation (n.) vacillation n.躊躇；動(dòng)搖；優(yōu)柔寡斷vacillatingly adv.猶豫地vacillating adj. 優(yōu)柔寡斷的；猶豫的 v. 動(dòng)搖（vacillate的ing形式）；猶豫vacillates v.遊移不定；躊躇；猶豫vacillated v.遊移不定；躊躇；猶豫vacillate (v.) vacillate v.遊移不定；躊躇；猶豫vacillant adj. 猶豫不決的；遊移的；搖擺不定的vache vaccum heat treatment furnace [經(jīng)濟(jì)學(xué)]真空淬火熱処理爐[自然科學(xué)]真空淬火熱処理爐vaccinum [毉] 菌苗, 疫苗vaccinogen 疫苗原,菌苗原vaccino- 牛痘苗, 疫苗, 菌苗vaccinial 牛痘的vaccinia n. [獸毉] 牛痘vaccinetherapy n.菌苗療法vaccines for children program vaccines and prevention [毉葯科學(xué)]疫苗及預(yù)防vaccinella [毉] 假牛痘