exophyte

例句：

1. 1. Exophytes are organisms that live outside of their natural habitat.
   外生植物是生活在其自然栖息地之外的生物。
2. 2.Exophytes play a crucial role in maintaining the balance of ecosystems.
   外生植物在维持生态系统平衡中起着至关重要的作用。
3. 3.Exophytes have adapted to various environments and have evolved to survive in harsh conditions.
   外生植物已经适应了各种环境，并已经进化出在恶劣条件下生存的能力。