He got in at the shallow end of the swimming pool.

他在游泳池的浅水区下水。

youdao

Scar: Well, as far as brains go I got the lion's share, but when it comes to brute strength I'm afraid I'm at the shallow end of gene pool.

刀疤：是的，说到智力，我和其他狮子没什么差别，可在运用蛮力方面，我恐怕天生就弱得多了。

youdao

The trust that organises the event made the decision because the water at the end of the pier is now too shallow.

BBC: Bognor Birdman contest cancelled

Extending the curve of Route 75 through the hills, they gently bent the bridge on a 12-mile radius, creating a smooth, shallow curve that gives motorists at either end a view of all the masts at the same time.

WSJ: A Concrete Ribbon Through the Clouds | Millau Viaduct | Masterpiece by Joseph Giovannini