直线测度

例句：

1. 1. The engineerused a ruler to measure the length ofthe wall.
   工程师用尺子测量了墙的长度。
2. 2. The carpenter used a squareto measure the width of the door.
   木匠用一个直角尺来测量门的宽度。
3. 3.The surveyor used a telescope tomeasure the height of the mountain.
   测量员用望远镜来测量山的高度。