次大陆

例句：

1. 1. The continent is divided into several smaller regions.
   这个大陆被分成了几个较小的区域。
2. 2. The terrestrial planets are the closest to the sun and are considered the "secondary" continents.
   地行星是离太阳最近的行星，被认为是“次级”大陆。
3. 3. The second largest island in the world, it is located in the Pacific Ocean.
   世界上第二大岛，位于太平洋。