千载一时

Explanation: A thousand years have such a time. Describe the extremely rare opportunity. 　　Usage: Contraction type; as predicate, attributive; with commendatory 　　Source: Jin Yuan Hong "under the Later Han Ji-Huan": "universal love for the benevolent Bosch, Chongshan economic matter, keeping a blog while tilting the center, however forget that Qianzaiyishi have been." 　　Examples: St. intention ~ Rule of the emperor was shocked, delete abandon grammar, donate section except Section, cutting losses Officials meeting, pro-general outline of its major discipline, in order to advance and retreat I.. (Qing zhen "Ming-liang on") Thesaurus:  not likely to happen in a century, once in a blue moon, walk with difficulty, fish for a needle in the ocean; look for a needle in a haystack, Impossible and, Sea Fishing, Makes all things easy, bark [bay] at the moon [bay the moon], the sound of footsteps in a deserted valley-a news or a statement which one does not hear often,or a thing that was seldom to found, Rarities, sth.seldom seen or hardly possible as the iron tree blooms, Hard-won, defy Beyond the bounds of, strength of nine bulls and two tigers,mighty force, doomed petition like asking a tiger for its hide, Leather and Fox plan Antonym Group:  Have no choice but Shengji, Just to stoop and gather Are all, as thick as June blackerries, ubiquitous, overrun, cataclysm crosscurrent, Attracting attention Are all, common and numerous, Even flat-bed truck