ball - and - socket jointの例文
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- Circumferentors were typically mounted on tripods and rotated on ball-and-socket joints.
- Unlike the knee, Hershiser said, the shoulder is not a ball-and-socket joint.
- The figures were made of modelling clay and latex rubber, over an armature of wire and ball-and-socket joints.
- Last October, Robert Stahl had his arthritic hip replaced with an artificial one, a ball-and-socket joint made of titanium.
- They consist of only four elements, combined in different ways : cylinders, ball-and-socket joints, motors, and control circuits.