Beautiful waters so blue and so clear.

美丽的河水那么蔚蓝，那么明净。

youdao

Waters so blue, make the person feels halcyon color too shallow.

海水那么蓝，使人感到翡翠的颜色太浅。

youdao

So wide, the sea waters so blue, the sky the seagulls fly, water has many ships come and go.

海面那么宽，海水那么蓝，天上海鸥飞翔，水上来来往往的有许多船只。

youdao

The waters can look so still and blue, like a painting, though they can also become rough with waves when the wind blows.

VOA: special.2009.01.05

And we looked out at those beautiful blue waters, where so many Australians and Americans rest where they fell, together.

WHITEHOUSE: President Obama Speaks to U.S. and Australian Service Members | The White House

Apart from collecting prenatal pottery pieces (there seems to be no restriction against it), locals and tourists can enjoy a refreshing swim in the rolling, blue waves of the Black Sea -- so called for the colour of its deep waters densely populated with algae.

BBC: Crimea, the Ukraine��s odd beach paradise