It has been suggested that Pakicetus fed on fish in shallow water and was not yet adapted for life in the open ocean.

有人认为巴基鲸以浅水中的鱼为食，还没有适应开放海域的生活。

youdao

Cousteau usually filmed large animals, usually in the open sea, whereas Painlevé generally filmed smaller animals, and he liked to film in shallow water.

库斯托通常是在开阔的海面上拍摄大型动物，而佩恩利夫往往拍摄较小的动物，他喜欢在浅水里拍摄。

youdao

B. Use a pole to move the raft in shallow water.

浅水区，利用竹竿划船前行。

youdao

The simple mechanical pump draws water from a shallow well or nearby stream or river for use in irrigation.

VOA: standard.2009.12.18

The fish are found in shallow water and coral reefs in the Pacific and Indian oceans.

BBC: Potentially deadly stonefish lurks at Hastings aquarium

This has only been done in shallow water before and is still two to four weeks from being operational.

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And we have -- as we have slowed deepwater permits, we have continued exploratory drilling in shallow water.

WHITEHOUSE: Press Briefing