nannospore

例句：

1. 1. The study of nanospores has led to breakthroughs in drug delivery.
   研究纳米孢子已经导致了药物递送的突破。
2. 2. The discovery of nanospores in the ocean has raised concerns about their impact on marine ecosystems.
   在海洋中发现纳米孢子引起了对它们对海洋生态系统影响的担忧。
3. 3. The nanospores are tiny enough to pass through filters and enter the human body.
   这些纳米孢子足够小，可以穿过过滤器进入人体。