“使免受”造句

所说的的手机附件能屏蔽头部使免受辐射 吗 ?
Do wireless phone accessories that claim to shelloeld the head from RF radiation work?

所谓的手机附件能屏蔽头部使免受辐射 吗 ?
Do wireless phone accessories that claim to shield the head from RF radiation work?

• #使免受