灰烬

The house was burnt down to ashes.

房子被烧成了灰烬。

The building was burned to the ground.

那栋建筑物被烧为灰烬。

A conflagration in 1947 reduced 90 percent of the houses to ashes.

1947年的一场大火,使90%的房屋化为灰烬。

The National Ready Mixed Concrete Association points out that using ashing sumach ash in cement is not a new idea.

国际预拌混凝土，中使用灰烬并不是新的方法。