题目

英语翻译
Make a periscope
Have you ever been in a crowd at a football match and wished you were much taller?Don't worry about it now.A Home-made periscope could be the answer to your wish.This is what you do...
1.Look at the diagram and draw the shape onto your card and cut it out.
2.Fold along the lines and use sticky tape to tape them.
3.Put one mirror on the top and another mirror at the bottom,facing each other.
4.Now use your periscope to see around corners and over wall.

提问时间：2021-01-14

答案

这是自制潜望镜的说明.1.按照图上所示在硬纸板上画好形状,剪下来.2.沿着线折叠,用胶带粘牢.3.一块镜子放在上面,另一块镜子放在下面,相互面对.4.现在就可以用来作潜望镜观察拐角另一边或墙头那边的景象了.