Its white sand beaches are bathed by crystal-clear turquoise waters and are a sanctuary for sea turtles.

白色的沙滩以及蓝绿色的海水很美，同时也是海龟的栖息地。

youdao

You're right. The Li River is crystal clear, and no matter how deep the water is you can see the bottom-the pebbles, sand and weeds clearly.

对。漓江的水犹如水晶一样，晶莹清澈，不管水有多深，都清澈见底，能清楚地看到江底的沙石与杂草。

youdao

Look at those nice pictures, lash forest, palm fringed, white sand beaches, crystal blue ocean, they're breath-taking.

看看这些漂亮的图片，森林，环绕的棕榈树，白色的沙滩，水晶蓝的海洋，它们太令人赞叹了。

youdao

Most sand is made of quartz, a hard silicon crystal.

VOA: special.2010.01.04

Forested mountains cascade down to the lake shore, the mist-covered peak of Mount Nkungwe rises up in the background and crystal-clear waters teeming with fish lap against white sand coves.

BBC: Search the