STEM与日常科技·英语30篇（2）

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软体机器人在医疗、探索与日常辅助中的应用

Soft robots are made from flexible materials like silicone, rubber, or hydrogels instead of rigid metal.
Because they bend and squeeze safely, doctors use them for delicate surgeries inside the human body.
Some soft grippers handle fragile objects like grapes or lab-grown tissues without damage.
NASA tests inflatable soft robots for exploring caves on Mars where hard robots might get stuck.
Others crawl through collapsed buildings after earthquakes to search for survivors quietly.
Unlike traditional robots, they don’t need complex joints or heavy motors to move.
Many use air pressure, fluid flow, or electric currents to change shape slowly and precisely.
Students build basic versions using 3D-printed molds and everyday tubing in classroom labs.
Their quiet operation and gentle touch make them ideal for elder-care assistance too.
While still developing, soft robotics opens doors where stiffness once limited possibility.