City is located in the deep basin Heilonggang Hutuo OXBOW for the alluvial plain.

深州市地处黑龙港流域滹沱河故道，为冲积平原。

youdao

Between one and four feet high, they lie in a 12-foot-deep basin-214 feet long by 61 feet wide.

高1 - 4英寸，矗立于12英尺深的水池里——长214英尺，宽61英尺。

youdao

The gas accumulation mechanism of the Western Sichuan Depression is different from those of deep basin gas reservoirs.

就成藏机制而言，川西坳陷的天然气成藏机制与深盆气完全不同。

youdao

Now fast-forward to 2013, where in the past few weeks the Curiosity rover has been drilling into some different rocks half a planet away, inside a deep basin formed by the Gale impact crater.

CNN: Have a drink on Mars

Deep in the jungle of the Congo River basin, far from the eyes of most of the world, a largely forgotten African war is being fought.

BBC: Congo Brazzaville's hidden war