fractional

fractional
adjective

of, relating to, or expressed as a numerical value which is not a whole number, especially a fraction less than one
（尤指小于1的）分数（或小数）的
■small or tiny in amount
少量的，一小部分的
there was a fractional hesitation before he said yes.
他在说“是的”之前稍稍犹豫了一会儿。
■(Chemistry)relating to or denoting the separation of components of a mixture by making use of their differing physical properties
(化)分馏的；分级的，化学分离的
fractional crystallization.
分级结晶。

派生
fractionally
adverb

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