名词
中文翻译：锐石
同义词：
['sharp rock', 'sharp stone']
例句：
-
1.The sharpstone in the river is a natural wonder.
河中的锐石是一种自然的奇观。
-
2.The sharpstone was used to carve ancient artifacts.
锐石被用来雕刻古代文物。
-
3. The sharpstone has been found in many parts of the world.
锐石在世界许多地方都有发现。