hard pine

例句：

1. 1. The hard pine logs are perfect for making furniture.
   这些硬松木非常适合制作家具。
2. 2. Hard pine is a popular choice for flooring due to its durability.
   由于其耐用性，硬松木是地板的热门选择。
3. 3. The hard pine tree produces beautiful, long-lasting wood that can be used for many purposes.
   这种硬松树能产生美丽的、持久的木材，可用于多种用途。