tra·cho·ma /trəˈkomə/
  沙眼,顆粒性結膜炎
  tra·cho·ma /trəˈkomə/ 名詞
  沙眼,粒性結膜炎
  Tra·cho·ma n.  Med. a contagious granular conjunctivitis caused by the bacterium Chlamydia trachomatis.  It is a chronic inflammation of the conjunctiva -- Tra*chom*a*tous a.
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  trachoma
       n : a chronic contagious viral disease marked by inflammation of
           the conjunctiva and cornea of the eye and the formation
           of scar tissue