The poem written in the novel is a chaotic coral cluster formed by intricate small coral trees on the roadside, and the branches are full of white star-shaped flowers. However, contrary to the plants on land, the branches of coral trees fixed on rocks on the seabed are all developed from top to bottom, and the lights shine on colorful branches, creating endless beautiful and charming scenes, expressing the author's praise and love for the ocean.
"Two Wan Li under the Sea" mainly tells the story of naturalist Pierre Aronnax, his servant Conseil and harpooner Nederland traveling around the bottom of the sea with Captain Nemo, the submarine Nautilus.