n.煤渣；灰烬
Clear out yesterday's cinders before you make the fire. 生火前先把昨天的炉渣清除干净。
At least 50,000 acres have been burnt to a cinder. 至少五万亩土地被烧成焦土。
adj.灰烬的
n.灰姑娘；被埋没的人
焦渣跑道
