gripper arm

例句：

1. 1. The robot's gripperarm is capable of grasping and manipulating objects with precision.
   这个机器人的夹持器臂能够精确地抓取和操纵物体。
2. 2. The gripper arm onthe tool is designed to securely hold thescrew in place.
   工具上的夹持器臂设计用来牢固地固定螺丝。
3. 3. Thegripper arm was used to lift heavyobjects from the ground.
   夹持器臂被用来从地面上举起重物。