arcane
adj. 神秘的,晦涩难懂的
例句
Until a few months ago few people outside the arcane world of contemporary music had heard of Gorecki.
直至几个月前,现代音乐神秘世界之外只有少数人听说过戈莱斯基。
《柯林斯英汉双解大词典》
MARChas always been an arcane standard.
MARC从来都是一个神秘的标准。
It was an arcane dispute over tariffs.
这是一场关于关税的神秘争斗。