chronic superative otitis mediia chronic upperative otitis media
Related Translations:
底子: 1.(物体的最下部分) bottom; base 短语和例子鞋底子 the sole of a shoe; 箱底子 the bottom of a trunk2.(底细) details; ins and outs3.(基础) foundation 短语和例子底子薄 poor foundation; 他的汉语底子厚。 he has a good grounding in c