fluidity
n. [流] 流动性；流质；易变性
例句
Cognitive fluidity explains the appearance of art, religion, and sophisticated speech.
认知的流动性解释了艺术、宗教和复杂的语言的出现。
She danced with great fluidity of movement.
她跳舞的动作十分流畅优美。
《牛津词典》
It is generally intelligible and coherent, with some fluidity of expression, though it exhibits some noticeable lapses in the expression of ideas.
它尽管在陈述观点的方面表现出明显缺陷，但总体是可理解且连贯的，并且表达上具有一定的流畅性。
