
好词典

源自拉丁语 'macula',意为斑点、污点或瑕疵,最早用于描述皮肤斑点,17世纪后用于眼科术语。
❶ 视网膜中央的黄色斑点区域,负责高清晰度视觉和颜色感知,是视力最敏锐的部分。
“The macula is essential for activities like reading and recognizing faces.”
(黄斑区对于阅读和识别人脸等活动至关重要。)
“Damage to the macula can lead to severe vision loss.”
(黄斑区受损可能导致严重的视力丧失。)
❶ 皮肤或物体表面的斑点或污点,通常指不规则的深色区域。
“Sun exposure can cause maculae on the skin.”
(阳光照射可能导致皮肤上出现斑点。)
“The ancient manuscript had brown maculae from moisture.”
(这份古老的手稿因潮湿而出现褐色污斑。)
macular degeneration — 黄斑变性,一种常见的老年性眼病,导致中央视力逐渐丧失。
“My grandmother was diagnosed with age-related macular degeneration.”
(我的祖母被诊断出患有老年性黄斑变性。)
macula lutea — 黄斑的拉丁学名,特指视网膜上富含叶黄素的黄色区域。
“The macula lutea appears yellow due to the presence of lutein.”
(由于含有叶黄素,黄斑区呈现黄色。)