sepal
🇺🇸
/ˈsiːpl/
🇬🇧
/ˈsepl/
A leaf-like part of a flower that surrounds and supports the petals.
The bright red petals of the flower contrasted with the green sepals.
花朵的鲜红花瓣与绿色的萼片形成了鲜明的对比。