个人觉得symposium档次要高于workshop.
那我们都来查阅Merriam-Webster:
symposium:a formal meeting at which several specialists deliver short addresses on a topic or on related topics
请仔细看看syposium的释义.
看下例:
With only modest fanfare,General Secretary Hu Jintao marked the day by attending a small-scale symposium and delivered a key-note speech.Nonetheless,his speech caught the world’s attention.www.***.com/lm/124/31/86438.html
看这儿的large-scale与small-scale对比:
In contrast to large scientific meetings where personal contacts are sparse and group discussions are almost impossible,small scale Symposium Series can provide valuable means of debating controversial issues and disseminating ...
www.***.com/conferences/20050422124836/
不说了.