joggle-piece

例句：

1. 1. The car needs a new joggle-piece to tune up its engine.
   这辆车需要一个新的调谐部件来调整它的引擎。
2. 2. The radio has a built-in joggle-piece that makes it easy to tune in different stations.
   收音机有一个内置的调谐部件，使切换到不同的电台变得很容易。
3. 3.The engineer replaced the old joggle-piece with a new one to improve the sound quality.
   工程师用一个新的调谐部件替换了旧的，以改善音质。