importance/ɪm'pɔːtəns $ -'pɔːr-/

n. the quality of being important

n. [U] 重要性：[importance of sth] Our teacher stressed the importance of English grammar. 我们老师强调了英语语法的重要性。

◇Safety is of great importance. 安全十分重要。

构词important + -ance

音组-ance/-əns/

distance; balance; entrance; guidance; importance