x Factor
无法解释或定义的特殊质量或影响力
口语·形容独特魅力
英文释义
an unknown or special quality or factor that makes someone or something stand out or be unique
例句
Her voice is good, but that x factor makes her a true star.
典故来源
源自数学中未知数X，后借用于描述选秀节目中不可言喻的明星特质。