“煤灰”造句

马修擦掉了脸上的煤灰。
Matthew scrubbed the coal dust from his face.

他们满脸煤灰。
Their faces were blackened with soot.

他的脸和双手都沾满了煤灰和污垢.
His face and hands were coverd with grime from the coal dust.

• #煤灰