What is the meaning of the last two sentences of Wangdongting, and you need to answer them correctly

Vernacular translation: Looking at Dongting Lake from afar, the mountains and rivers are as green as ink, as if a green snail is held in a clean ** plate.

Excerpt from the original text: Looking at the green mountains and rivers of Dongting from afar, there is a green snail on the plate.

Sentence annotations. Mountains and Rivers: A "landscape color". Mountain, refers to Jun Mountain in Dongting Lake.

**Plate: Describe the calm and clear surface of Dongting Lake. **, a "white cloud". Qingluo: This is used to describe Junshan Mountain in Dongting Lake.

Wangdongting is a Tang Dynasty writer Liu Yuxi.

A poem created. This poem describes the beautiful scenery of Dongting Lake under the moonlight on an autumn night, expresses the poet's love and praise for the scenery of Dongting, and shows the poet's magnificent and extraordinary bearing and Gao Zhuoqingqi's feelings.

The first sentence describes the scene of the lake and the moon, and the second sentence describes the calm surface of the lake when there is no wind.

The third and fourth sentences focus on describing Junshan Mountain in the lake. The whole poem chooses the angle of looking at the moonlit night, takes in the thousands of miles of Dongting, grasps the most representative lakes and mountains, and gently writes to reproduce the beautiful scenery of Dongting on paper through rich imagination and ingenious metaphors, showing amazing artistic skills.

The lake and autumn moon are harmonious, and the surface of the lake has no wind mirrors and is not polished.

Looking at the mountains and rivers of Dongting from afar, there is a green snail on the plate.

Translations. The lake and autumn moon are in harmony: the wind is calm and the waves are breathing, and the moonlight and water color are blended together. The surface of the lake is smooth and bright, like a copper mirror that does not need to be polished.

Looking at the Dongting Mountains and Rivers: Looking at the Dongting from afar, the mountains and rivers are green. **A green snail on the plate: The verdant Dongting Mountain towers in the white light of Dongting Lake, just like a green snail on the plate.

If it is useful, hopefully, thank you.

Yin Mountain, Elechuan, the sky is like a firmament, Lu Lugai, the sky is vast, the sky is vast, the wind blows the grass and sees the cattle and sheep.

Thank you so much