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【科普为王】认知是启蒙的起点 -值得每个孩子观看的英文科普节目-全117节制作字幕版持续更新 P12 - 纯英巩固学习006-Communication Over Distances
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2025年12月31日
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0:08
Introduction to Communication via Fire Trucks
0:37
Light and Sound as Communication Tools
1:47
Communication Through Traffic Lights and Imaginative Exploration
2:52
Historical and Modern Uses of Light for Communication
4:01
Practicing Communication with Light (Morse Code)
5:10
Introduction to Sound as a Communication Tool
6:09
Examples of Sound Communication in Nature and Daily Life
7:14
Hands-On Activity: Building a String Telephone
8:38
Conclusion and Review of Communication Methods
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