详细解释:n. 光斑
词型变化：
名词复数:faculae英语解释：
名词 facula:
a bright spot on a planeta large bright spot on the sun's photosphere occurring most frequently in the vicinity of sunspots详细解释：
fac.u.la
n.（名词）【复数】 fac.u.lae[-lô.] Any of various large, bright spots or veined patches on the sun`s photosphere, usually near sunspots.光斑：太阳光球上大的亮点或有脉纹的亮区，通常靠近黑子处
来源：Latin [small torch] 拉丁语 [小火把] diminutive of fax fac- [torch] fax的小后缀 fac- [火炬]