purple emperor

US /ˌpɝː.pəl ˈem.pər.ər/
UK /ˌpɝː.pəl ˈem.pər.ər/
"purple emperor" picture
1.

紫皇蝶

a large European butterfly (Apatura iris) of which the male has iridescent purple wings.

:
The rare purple emperor butterfly is a magnificent sight in the summer.
稀有的紫皇蝶在夏天是壯麗的景象。
Male purple emperors are known for their iridescent wings that change color in the light.
雄性紫皇蝶以其在光線下變色的虹彩翅膀而聞名。