Do you know Qinghai lake, the largest salt water lake of China, is going dry?

你知道中国最大的咸水湖青海湖正濒临干枯吗？

Because fresh water is lighter, care had to be taken not to draw down the lake too much in any given year lest the covering layer of fresh water becomes too light to hold the salt water down.

因为淡水比重较轻，所以每一年从湖中取水都需要慎之又慎，否则顶层淡水过少会无法覆盖咸水。

Qinghai Lake, the largest inland body of salt water in China, lies 3,198 metres above sea-level.

中国最大的远离海岸的地区咸水湖青海湖海拔3，198米。

Jidike formation of Neogene is composed of sandstone and mudstone and gypsum deposited in wide and shallow salt-water lake evironments.

苏维依组为冲积扇—湖泊相砂砾岩和砂泥岩沉积； 上第三系吉迪克组以砂泥岩为主夹膏岩，属宽浅盐湖沉积。

The second is associated with the water of the lake and a Salt Lake stage.

第二是与海水有联系的咸化湖和盐湖阶段；

In 1982, West pumping station began to operate, improved water cycle, the salt quantity flow out of Bositeng Lake increased, slow down the quality deteriorating of Big Lake water.

1982年西泵站投入运行后，水循环方式改善，博湖出盐量增加，缓解了大湖水质的持续恶化。

They drink water and eat salt in today's lake.

它们在今天的湖泊里饮水食盐。

But if you put the same amount of salt in a lake, that water will not be very salty.

但如果你把同样数量的盐放入一个湖里，湖水不会那么咸。

In late Quaternary the lake shallowed and its water became salt-water.

第四纪早期湖深水淡，晚期湖浅水咸。