obscurity
noun [ U ] uk/əbˈskjʊə.rə.ti/ us/əbˈskjʊr.ə.t̬i/
(NOT KNOWN)
无名；鲜为人知；默默无闻
the state of not being known to many people
He was briefly famous in his twenties but then sank into obscurity. 他在20来岁时曾一度小有名气，但随后便湮没无闻了。
He rose from relative obscurity to worldwide recognition. 他从默默无闻一下变成世界闻名。
(NOT CLEAR)
费解，晦涩;模糊，朦胧
the state of being not clear and difficult to understand or see
The story is convoluted and opaque, often to the point of total obscurity. 这则故事晦涩难懂，常常令人一头雾水。