标尺，可以更直观、更精确地观看窗口文档的英文

rulers

• 标尺:    surveyor's rod; sc ...
• 可以:    can; may
• 更:    more; still more; ...
• 直观:    directly perceived ...
• 精确:    accurate; exact; p ...
• 地:    the earth
• 观看:    watch; view
• 窗口:    window