ruler
🇬🇧/ˈruːlə(r)/ 🇺🇸/ˈruːlər/📚 5617 76 2四级六级考研中考高考The ruler of a country is the person who rules the country. 统治者
noun [具体名词]统治者，管理者；尺子，直尺；（计算机屏幕的）标尺；划线板，划线的人；主导行星（对黄道十二宫图的宫、房子、生活等有特别影响的行星）
A ruler is a long, flat piece of wood, metal, or plastic with straight edges marked in or inches or centimetres. Rulers are used to measure things and to draw straight lines. 尺
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