Read Edit View history 非负数 fēifùshù nonnegative number Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 非负数/ 非負數 fēifùshù nonnegative number A number that is either positive or zero. 在这个公式中，变量x必须是非负数。 Edit Delete References Add reference No references for this word.
非负数/ 非負數 fēifùshù nonnegative number A number that is either positive or zero. 在这个公式中，变量x必须是非负数。 Edit Delete