有重大意義的；意義重大；具有重大意義的
例句
1.It will be of great significance for urban development.
對城市的發展將會有深遠的影響。
2.The research would be of a great significance on rural practicaltalents.對農村實用人才開發研究意義重大。
3.Can be seen to strengthen the road and bridge building of enterprise culture is of great significance.
加強路橋企業文化建設的意義重大。