默默无闻

Explanation: Silent: no sound; News: famous. Refers to the silent, unknown 　　Usage: Partial official; as predicate, attributive, adverbial; with compliment 　　Source: Ming Li Zhen, "Yu Hua Lamp": "that make them ignorant of the ignorant no smell, An Debu come to grief in the nether world, hold the pain in the BES Kazuya?" 　　Examples: Now do not know how he, a long time have not heard the news, that ~ the reason, or just because the Chinese have not yet dead end because of it. (Lu Xun "canopy _set_ is not gossip (b)") 　　Riddle: Deaf-mute Thesaurus:  betake oneself to one's legs, Holding head scatter in all directions, not to be found in the classics; be not well-known, Anonymity Shu Bei, run like a wolf and rush like a boar, all mortal beings, sweep the seas, Infestation Moji, pandemonium, Peach luxuriant and beautiful, Silk were multitude, And compact objects Rang, be on the lookout (while conducting secret activities) frighten seriously, fall into oblivion, Commonplace inglorious Antonym Group:  of world renown, Wind Tiger Yunlong, the birth of heroes brings glory to a place, fundi, Famous land, well-known; celebrated; famous, Burst out Little known, create, a woman of great capability, Thunderous, reverberate like thunder, Heroine, (literally) a man among women--women who act and talk like a man-- courageous, straightforward, frank, etc., have one's name up land, leave a good name for a hundred generations, a niche in the temple of fame, a secluded talent, Panlong Wohu, shake oneself together, handyman, hero brick, hero hero, Place where dragons and tigers are hiding, World-famous land, impressive active power, illustrious celebrated, be well-known far and near, a place endowed with the fine spirits of the universe, Famous for Ya Seoul, a big card, Luan Xiangfeng _set_, great one's formal personal name, great illustriousness