重大

Adjective

 * 1) important; significant; great; major
 * 2) serious; grave; heavy
 * 3)  large and heavy
 * 1) serious; grave; heavy
 * 2)  large and heavy
 * 1) serious; grave; heavy
 * 2)  large and heavy
 * 1)  large and heavy
 * 1)  large and heavy

Synonyms




Adjective

 * 1) important, significant
 * 2) grave, solemn

Noun

 * 1) importance, significance, seriousness, gravity