
好词典

源自拉丁语 'super-'(超过)和 'saturatio'(饱和),19世纪中期进入科学术语。
❶ 指溶液或气体中溶质浓度超过其正常饱和点的状态,这种状态通常不稳定,容易析出溶质或发生相变。
“The supersaturation of sugar in water can lead to rapid crystallization.”
(糖在水中的过饱和状态会导致快速结晶。)
“Supersaturation is a key concept in understanding cloud formation.”
(过饱和是理解云层形成的关键概念。)
degree of supersaturation — 表示溶液或气体超过饱和点的程度,数值越高表示状态越不稳定。
“Scientists measured the degree of supersaturation before the precipitation occurred.”
(科学家们在沉淀发生前测量了过饱和程度。)