prismograph

例句：

1. 1. The prismograph was used to measure the angle of the sunrise.
   棱镜测光仪被用来测量日出的角度。
2. 2.The surveyor's level is essential for accurate mapping and construction.
   水准仪对于精确的地图制作和建筑至关重要。
3. 3. The prismograph helped us to determine the exact location of the lost treasure.
   棱镜测光仪帮助我们确定了失落宝藏的具体位置。