2. 外语
  3. Special feature 具体特征

Special feature 具体特征

admin2010-02-11  39
问题 Special feature 具体特征
选项
答案It won’t need new batteries. Both the eyes contain photosensitive cells, which absorb the solar energy. This model has... It will... These cells then power the motors located here under each arm. It uses... It works like this.
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