pyrene

名词 pyrene:

1. a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar
2. the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it

py.rene

n.（名词）
The stone of certain fruits, such as the cherry.
果核：某些水果的核，但如樱桃

来源：
New Latin ptrôna
现代拉丁语 ptrôna
from Greek purôn
源自 希腊语 purôn