小程序开发 A bionic butterfly is pictured at the World Robot Conference 2023 in Beijing, capital of China, Aug. 17, 2023. (Xinhua/Zhang Chenlin) BEIJING, Aug. 22 (Xinhua) -- German industrial automation company Festo displayed its bionic swift and butter

A bionic butterfly is pictured at the World Robot Conference 2023 in Beijing, capital of China, Aug. 17, 2023. (Xinhua/Zhang Chenlin) BEIJING, Aug. 22 (Xinhua) -- German industrial automation company Festo displayed its bionic swift and butterfly ro