Congenital macular degeneration
[醫] 先天性[視網膜]黃斑變性, 貝斯特氏病
?? 詞語組成解析
a. 有斑點的, 有污點的\\n[醫] 斑[點]的
degeneration
[[di?d?en?'rei??n]]
n. 退化, 惡化, 墮落\\n[化] 簡并性
??? 情景例句
In that case, it's OK.
這么說 我就去。
A spot is most seen on the finest cloth.
最清潔的布上，污點特別顯眼。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
兩年前肯戒了煙，之前他抽了三十年煙。