external stimulus

漢語翻譯

例句：

1. A sound in one ear or both ears, such as buzzing, ringing, or whistling, occurring without an external stimulus and usually caused by a specific condition, such as an ear infection, the use of certain drugs, a blocked auditory tube or canal, or a head injury.
   耳鳴一個耳朵或兩耳中的聲音，如嗡嗡聲或哨聲，在沒有外界刺激的情況下發生，通常由某種特定情況如耳朵感染、使用某種藥物、聽覺管道堵塞或頭部受傷引起