1. What are the symptoms of acoustic neuroma?
   聽力運動神經瘤的現象有哪方面？
2. British researchers looked for a possible link between cell phone use and a rare tumor called acoustic neuroma.
   英格蘭的鉆研員去尋找在運用平果手機和有一個叫有關的的聲音的腦神經瘤互相的概率性保持聯系。