A soft bulging mass over the postero-superior part of the right external ear canal was noted 2 years ago when several episodes of watery otorrhea had happened.是什么意思_A soft bulging mass over the postero-superior part of the right external ear canal was noted 2 years ago when several episodes of watery otorrhea had happened.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句