shielded electrode

例句：

1. 1. The shielded area is off-limits to everyone except for the VIP guests.
   除了VIP客人，禁区对所有人都是禁止进入的。
2. 2.The shielded tunnel was used to hide the secret weapon from prying eyes.
   这个被保护的隧道用来隐藏秘密武器，以防被人窥探。
3. 3. The shielded sphere was designed to protect the delicate electronic components inside.
   这个被保护的球体设计用来保护里面的敏感电子组件。