brevicone

例句：

1. 1.The ancient civilizations of the Mediterranean basin produced brevicones that are still used today.
   地中海盆地的古代文明制造的短锥形石核至今仍在使用。
2. 2.Archaeologists have discovered brevicones embedded in the walls of ancient buildings.
   考古学家在古老建筑的墙壁中发现了嵌入的短锥形石核。
3. 3.The discovery of these brevicones has shed new light on the early human use of stone tools.
   这些短锥形石核的发现为早期人类使用石器提供了新的见解。