这些作品被认为十分前卫派，只对有限的观众有吸引力。
These productions were considered very avant-garde and appealed only to a limited audience .
波兰的前卫派剧院是举世闻名的，葛罗托斯基是其中最有创新的代表。
The Polish avant-garde theatre is world-famous , with Jerzy Grotowski as its most innovative and creative representative .
前卫派