科学家们设计了一种只凭手腕运动就可以抓握物体的机械手。这只由英国剑桥大学研究团队研发的3D打印机械手中被放置了传感器，从而能够 “感知” 它所触摸的物体。 Researchers say their robotic hand can handle items that are currently too delicate for machines. The hand uses wrist ...

Israel, however, put him to the sword and took over his land from the Arnon to the Jabbok, but only as far as the Ammonites, ...

Other mammals lose out in panda conservation drive ... US nuclear force 'still uses floppy disks' 美国核部队“仍使用软盘” Episode 160527 / 27 May 2016 US government reveals 1970s technology is used in the ...