What is the sentence about going to Petunia Weaver's house? What does the last sentence mean?

Since you are from the sky, and now you seem to fly directly to the Milky Way, please take me to the sky, gather in the Milky Way, and go to the home of Cowherd and Weaver Girl together.

From "Langtaosha III" by Liu Yuxi in Tang Dynasty.

Bianshui flows east with tiger's eyes, and the duck's head is clear and sorrowful.

Look at the sand washing place at the ferry, but how many people have crossed the world.

translate

Bianshui flows eastward, with fine water ripples on the river surface, and the clear Huaihe River presents duck's head in the early morning.

You see how many people have crossed the world at the place where the water washes the sand at the ferry.

To annotate ...

Bianshui: It starts in Xingyang County, Henan Province, flows east to Anhui and flows into Huaihe River in Jiangsu Province. Tiger eye writing: writing is all-round. Describe the water ripple is very fine.

Duck head spring: In the Tang Dynasty, there was a color called duck head green, and what is described here is the color of spring water. This poem is about Bianshui and Qinghuai. Liu Yuxi was the secretariat of Hezhou in Changqing, and Hezhou was adjacent to the Huaihe River Basin in the north.

Creation background

This group of poems should be Liu Yuxi's later works, not created at one time and one place. According to the Yellow River, Luoshui, Bianshui, Qinghuai, Nautilus Island, Zhuo Jinjiang, etc. Poems, or works for activities in Kuizhou, Hezhou and Luoyang, were later compiled into a group. Compared with Zhuzhi Ci, the folk songs in this group of poems are less sentimental and more literati.