中性笔 zhōngxìngbǐ rollerball pen Origin Definitions Defs Strokes Stroke Words Sentences Sents 中性 zhōngxìng adjective neutral Characterized by properties that are not extreme or biased; specifically, chemicals that are neither acidic nor alkaline, or words that carry neither positive nor negative connotations.笔 筆 bǐ noun pen writing or drawing instrument; pen; pencil; writing brush