(1)复杂的，精密的，高度发展的(highly-developed，elaborate and produced with a high degree of skill and knowledge;complicated)：a～discussion/argument 深入的讨论/辩论;～telephone systems/computers/machinery 复杂而精密的电话系统/计算机系统/机械;be highly～高度复杂的;The play was too～for the country child. 对农村孩子来说，这部剧太深奥了。〖同〗complex，complicated，difficult;〖反〗simple，old-fashioned，uncomplicated;

(2)世故的;老练的(knowing how to behave，what to say，etc in society or showing such knowledge)：a young man quite～for his age 一个老成得与其年龄不相称的年轻人;a～manner/entrepreneur 老练的举止/企业家;～clothes/tastes 高雅的服装/情趣;〖同〗seasoned，experienced〖反〗unsophisticated，unseasoned，simple;

←so′phisticate v 使老于世故;使更加复杂先进;n 老于世故的人;

→so͵phisti′cation n 老于世故，老练;复杂性，精密性