sophistication

1. N-UNCOUNT The sophistication of people, places, machines, or methods is their quality of being sophisticated. 老練; 復(fù)雜性; 先進(jìn)

It would take many decades to build up the level of education and sophistication required. 要花好幾十年的時(shí)間來(lái)逐步達(dá)到所需要的教育和發(fā)展水平。