"It's been investigated for many years," says Read, acknowledging that elastomers have yet to revolutionise actuator tech. "Often with these technologies, you have to keep pushing."
-v ./output:/output \
，这一点在heLLoword翻译官方下载中也有详细论述
从东西部扶贫协作拉开帷幕，到新时代升级为东西部协作；从给钱给物，到多层次、多形式、全方位的协作格局，资金流、资源流、技术流、人才流向西部奔涌。
This is quick because it's operating on a very small, localized part of the map.