1·The air is so black with diesel fumes and coal dust, I can barely see.
天空由于充满柴油机的浓烟和煤灰而如此黑，我几乎看不见。
—— 《柯林斯英汉双解大词典》
2·He fell ill after breathing coal dust for many years.
呼吸了多年煤灰之后，他病倒了。
3·He became ill after breathing coal dust for many years.
他因多年的吸进煤灰而生病了。
4·His face and hands were covered with grim of coal dust.
他的脸和双手都沾满了煤炭的污垢。
5·He became ill after breathing (in) coal dust for many years.
因常年吸入煤粉，他病了。
6·The explosion characteristics of pure coal dust were studied.
实验研究了纯煤尘的爆炸特性。
7·We ran it on sawdust, cubed wood, coffee grounds and coal dust.
我们跑它木屑，立方木材，咖啡的理由，煤尘。
8·Coal worker's pneumoconiosis results from inhalation of coal dust.
煤炭工人的煤尘肺是由吸入煤矿粉尘引起。
9·He became ill after breathing in a lot of coal dust for many years.
多年来他吸入了大量煤尘，后来他得了病。
10·The explosion characteristics of coal dust-methane mixture were studied.
实验研究了煤尘-甲烷混合物的爆炸特性。