Pyrene

(noun.) the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it.

(noun.) a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar.

编辑:梅齐

• Pyrenes to the number of 175 are distributed about the departments for combatting electrical fires. 佚名. 神奇的知识之书.

休伯特校对