What does it mean that the green hills on both sides of the strait face each other across a lonely sail?

1 "The green hills on both sides of the strait are opposite, and the solitary sail comes from the sun" means that the beautiful scenery of the green hills on both sides of the strait is inseparable, and a solitary boat comes from the horizon. Wang Tianmen Mountain by Li Bai in Tang Dynasty.

2. Original poem: The Chu River is interrupted, and Higashi Shimizu flows here. The green hills on both sides are neck and neck, and a boat meets leisurely from the horizon.

3. Interpretation: The Yangtze River splits the Tianmen Xiongfeng like a giant axe, and the Qingjiang River flows eastward here. The beautiful scenery of the green hills on both sides of the strait is inseparable, and a solitary boat comes from the horizon.