mmaterial
adj
1 ~ (to sb) not important; irrelevant 不重要的; 不相干的
The cost is immaterial. 成本微不足道.
It is immaterial (to me) whether he stays or leaves. 他的去留(对我)无所谓.
2 without physical form or substance 非物质的; 非实体的; 无形的
as immaterial as a ghost 虚无如鬼魂.
Even if one didn't know from concrete examples (the 1936 Olympic Games, for instance) that international sporting contests lead to orgies of hatred, one could deduce if from general principles.