尺子

a straight strip of wood, plastic, or metal, marked in inches or centimeters and used for measuring or drawing straight lines

示例:

• Please use a ruler to draw a straight line. 请用尺子画一条直线。 • I need a ruler to measure the length of this table. 我需要一把尺子来测量这张桌子的长度。 同义词:

straightedge measure