What sentence details did Li Bai use to vividly describe the scene of people holding their breath while walking along the Shu Dao in the poem Difficult to Learn Shu Dao?

Breathing heavily, we brushed Orion and passed the well star. Then, we fell to the ground with our hands clasped to our chest and groaned: holding our breath, looking up, we could touch the well, and our hands sighed in horror.

Qin Shen Li Jing: Shen (shēn) and Jing are the names of two stars. The ancients assigned the stars in the sky to the state on the ground, which was called "dividing fields", and predicted the state on the ground by observing the astronomical phenomena. Shen Xing is the dividing line of Shu and Jingxing is the dividing line of Qin.