[ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]著名的;卓越的;杰出的 If you describe someone as an illustrious person, you mean that they are extremely well known because they have a high position in society or they have done something impressive.
[usu ADJ n]
...the most illustrious scientists of the century.
本世纪最杰出的科学家们
...his long and illustrious career.
他漫长辉煌的职业生涯
Oxford
il·lus·tri·ous/ɪˈlʌstriəs; NAmEɪˈlʌstriəs/adjective( formal) very famous and much admired, especially because of what you have achieved 著名的;杰出的;卓越的SYN
distinguished
◆The composer was one of many illustrious visitors to the town.那位作曲家是许多造访过这个城市的杰出人物之一。◆a long and illustrious career长期卓越的事业il·lus·tri·ous/ɪˈlʌstriəs; NAmEɪˈlʌstriəs/