Ruling
来自Big Physics
Middle English: from Old French reule (noun), reuler (verb), from late Latin regulare, from Latin regula ‘straight stick’.
etymonline
ruling (n.)
early 13c., "action of governing;" 1550s, "determination by a judge or court on a point arising in the course of a trial or hearing;" 1610s, "act of making ruled lines," verbal noun from rule (v.).
