imperfect heartwood tree

例句：

1. 1.The imperfect heartwood tree is a rare species that requires special care to maintain its health.
   这种不完全的心材树是一种稀有物种，需要特殊护理来保持其健康。
2. 2.The imperfect heartwood tree has been used for centuries in traditional medicine as a natural remedy for various ailments.
   这种不完全的心材树在传统医学中被使用了几个世纪，作为一种天然的疗法治疗各种疾病。
3. 3. The imperfect heartwood tree is also known for its beautiful and unique bark patterns, which make it a popular choice for landscaping and interior design.
   这种不完全的心材树也因其美丽的独特树皮图案而闻名，这使得它成为景观设计和室内装饰的热门选择。