meander core

例句：

1. 1. The river flows through a meandering core of forests and hills.
   这条河穿过一片森林和山丘的蜿蜒核心。
2. 2. The scientists discovered a meandering core of new information about the planet's history.
   科学家们发现了关于该星球历史的新信息，这些信息是蜿蜒的。
3. 3. The ancient city was built on a meandering core of rock formations.
   这个古老的城市建立在岩石构成的蜿蜒核心上。