Macula
01
黄斑, 视网膜中央凹
a specialized area in the retina that provides central vision and sharp visual acuity
02
斑, 皮肤斑
a patch of skin that is discolored but not usually elevated; caused by various diseases
03
太阳黑子, 日斑
a cooler darker spot appearing periodically on the sun's photosphere; associated with a strong magnetic field



























