角注(目录卡片右上角加注的说明)的英文

corner mark

• 角:    role; part; charac ...
• 注:    pour; irrigate
• 目录卡片:    catalogue cards
• 右:    the right side; th ...
• 上:    upper; up; upward
• 的:    4次方是 The fourth po ...
• 说明:    explain; illustrat ...