In a stretch of former farmland now transformed into a gleaming technology park, China’s leader, Xi Jinping, watched two robotic hands slowly thread a needle. 在一座由农田改建的闪亮科技园区，中国国家主席习近平观看了两只机械手缓慢穿针引线的过程。 What he was seeing, he declared, would help China seize…