觀看人次：
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機器人：吊橋雖然會晃動，固定的纜繩卻不會斷掉，請問這是什麼原因呢？ A、纜繩很柔軟 B、橋身做的很硬 C、纜繩跟橋墩吸收了力量 答案是C，你答對了嗎？我們來看影片的解說。
#科學 #能源 #氣候 #科技 #自然
分級:
片長:
發音:
發行:
導演:
分級: 普遍級
片長: 22 min
發音: 英語
發行: 2019-04
導演: 史提夫斯潘格勒 主持
片長: 24 min
發音: 華語
發行: 2013-01
導演: 導演:瑪拉歐斯
發行: 2020-03
導演: Steve Rotfeld
片長: 23 min
發行: 2015-06
導演: 翰星傳播製作
片長: 1 min
發行: 2018-01
導演: 安偉民
片長: 48 min
發行: 2017-06
導演: 美國國家地理頻道 製作
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