The dock like circulation achieves the travel between the sea (wind) and the backyard, which is protected from the wind (outdoor shelter), allowing to have a fire pit area outside.

在海(风)和后院之间，码头实现了循环流通，它受风(室外庇护所)的保护，并配有一个室外火灾坑区。

youdao

There's a fire pit in the backyard for evening cigars and drinks.

WSJ: Southern Living in the Round

He'd tossed Jessica's survey of art history, his Norton Shakespeare, and somebody's copy of Derrida's The Gift of Death into the fire pit they had dug in their backyard.

NPR: Excerpt: 'Estrellas y Rascacielos'