Based on his military experience, Robert Baden-Powell created the first scouting group as a social experiment.

基于他的军事经验，罗伯特·贝登堡创建了第一个童子军小队，作为一项社会试验。

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Based on his military experience, Robert Baden-Powell created the first scouting group as a social experiment.

基于他的军事经验，罗伯特·贝登堡创建了第一个童子军小队，作为一项社会试验。

youdao