Alopecia areata
01
斑秃, 圆形脱发
an autoimmune condition characterized by the sudden onset of hair loss in well-defined patches on the scalp or other parts of the body
例子
Alopecia areata causes sudden hair loss in patches, often on the scalp.
斑秃会导致头皮上突然出现斑块状脱发。
The person noticed small, round bald spots, a sign of alopecia areata.
这个人注意到小而圆的秃斑，这是斑秃的迹象。
