什么时候用 burn on the ground,什么时候用 burn to the ground
问题描述：
什么时候用 burn on the ground,什么时候用 burn to the ground
答
burn to the ground 烧毁,夷为平地
The building was burned to the ground
burn on the ground不是一个固定词组,只能理解成“在地面上燃烧”
Don't burn the rubbish on the ground