masstone

例句：

1. 1. The masstone in the park is a popular spot for picnics.
   公园里的马头石是野餐的热门地点。
2. 2. The masstone was carved by ancient artisans.
   这块马头石是由古代工匠雕刻而成的。
3. 3. The masstone has been used as a landmark for centuries.
   这块马头石作为地标已经使用了好几个世纪。