He builds a sand hill to save Grandma's house.
他堆起了一座沙山来保住奶奶的房子。
My little brother is building sandcastles on the sand hill.
我的小弟弟在沙丘上用沙子盖城堡。
Only by wandering the deserted sand hill, my hand held in yours.
还没跟你牵着手走过荒芜的沙丘。
The course of forming a mountain is just like that of forming a sand hill.
山的形成过程，跟堆沙丘的道理是一样的！
After a month, the sand table text of Wen Wen appeared hill.
一个月后，雯雯的沙盘主题出现了山。
After a month, the sand table text of Wen Wen appeared hill.
一个月后，雯雯的沙盘主题出现了山。
应用推荐