importance是抽象名词。抽象名词属于不可数名词。如果是指多方面的重要性时,可将其具体化,变为可数名词。
importance:n.重要性;重要;重大。
The building is of historical importance.
这栋建筑有重要的历史研究价值。
Our society accords the family great importance.
我们的社会赋予家庭以十分重要的地位。
Reducing levels of carbon dioxide in the atmosphere is of critical importance.
减少大气层中的二氧化碳含量极其重要。
His speech emphasized the importance of attracting industry to the town.
他的发言强调了吸引工业到城镇的重要性。
He was very aware of his own importance.
他十分清楚自己的重要地位。