Garrett Morgan and the Traffic Signal绘本电子版+音频百度网盘免费下载

适合年龄

8岁左右

绘本简介

People follow traffic signals every day. Did you ever wonder where the idea for the traffic signal came from? Garrett Morgan and the Traffic Signal tells about the problems of buggy and car drivers in the 1920s and one man's plan to help keep the streets safe.

人们每天都遵守交通信号。你有没有想过交通信号的想法是从哪里来的?加勒特·摩根和《交通信号》讲述了20世纪20年代马车和汽车司机的问题，以及一个人帮助维护街道安全的计划。