xǔ / duō / zhēn / xī / zhí / wù / shēng / zhǎng / zài / shēn / shān / yōu / gǔ / zhī / zhōng / wài / rén / hěn / nán / dào / dá

许多珍稀植物生长在深山幽谷之中，外人很难到达。

Many rare plants grow in remote mountains and secluded valleys that are difficult for outsiders to reach.