相关单词同義詞wave, undulation, 近義詞 variation 變種, wavering 搖擺的, 搖幌的..., vacillation 躊躇, rise and fall 漲落, 盛衰, oscillation 振動, flux 流量, ebb and flow 興衰, instability 不穩定, changeability 變化無常, variability 易變臨近詞flu, Flutte 返回 fluctuation