划线者

例句：

1. 1. The student who drew the diagram was awarded first prize.
   画图的学生获得了一等奖。
2. 2. The teacher marked his students' work with a red pen.
   老师用红笔批改学生的作业。
3. 3. Markers are used to draw lines on paper.
   标记器用于在纸上划线。