spiked core

例句：

1. 1. The new product has a unique spiked core design that sets it apart from other similar products.
   这款新产品有一个独特的尖刺核心设计，使其与其他类似产品区别开来。
2. 2. The research team found a spiked core in the sample that could be used to study the material's properties.
   研究小组在样本中发现了一个尖刺核心，可以用来研究材料的性质。
3. 3. The engineer designed a machine with a spiked core that could withstand high pressure and heat.
   工程师设计了一台机器，其尖刺核心能够承受高压和高温。