salt water

Salt water has more buoyance than fresh water.

咸水比淡水浮力大。

I relaxed, letting the salt water buoy me up.

放松下来，任凭海水托浮着。

As soon as I came out he handed me a bottle of salted water.

来, 他就拿给瓶盐水。

That subterranean world, Onstott said, is a lightless pool of hot, pressurized salt water that stinks of sulfur and noxious gases humans would find unbreathable.

Onstott说道，那个地下世界是个没有光的热池，压力下的盐水散发着让人无法呼吸的硫黄和有毒气体。

Crevalle jack (Caranx hippos) are a common sight at the mouth of the Homosassa River, where fresh and salt waters mix as the river spills into the Gulf of Mexico.

霍莫萨萨河口经常能见到这种兼具玩赏和食用价值的狗鱼（长面鲹）。淡水和海水混合并流入墨西哥湾。