Sirens live in or near bodies of water, often on islands or half-submerged rocks.

海妖生活在水里，或水域附近，通常是在岛上或半淹没的礁石上。

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A Hurricane Katrina-damaged car still sits half-submerged near cypress trees in Venice, Louisiana on Thursday, April 29, 2010.

4月29日周四，路易斯安那。一辆在卡特里娜飓风中损毁的汽车和周围的柏树一起仍然浸泡在威尼斯镇的洪水中。

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Two of the three domes are designed to house species from arid or tropical environments, while the third – half-submerged in a lake – is for aquatic varieties.

三个拱顶中的两个被用来种植干旱的物种或热带环境下的物种，而第三个拱顶——一半沉入水中——可以种植水产品种。

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Meanwhile, the Costa Concordia, now a half-submerged carcass, still sits in the harbor where it ran aground.

CNN: , For

It was tied to a tree and was rubbing against a half-submerged rock.

NEWYORKER: Max at Sea

Once you plunge in you find sections that alternate between slow streams where you can beach yourself against a flat half-submerged rock, and fast currents of waterslide fun.

BBC: The secret swimming holes of Vermont