idiom : common saying > be very rare



Contents ·Once in nine years ·No. 2 ·shí nián jiǔ bù yù ·No. 4 ·No. 5 ·English Expression ·More results... Once in nine years 　　Explanation: There is little analogy, it is difficult years experience again. No. 2 　　That the years of hard experience. Translated by Google shí nián jiǔ bù yù 　　Metaphor to grasp the chance Translated by Google No. 4 　　This is the decade that they did not encounter the things that you can not miss the opportunity to Translated by Google No. 5 　　十年九不遇 ： 　　拼音：shí nián jiǔ bù yù 　　解释：1.谓多年难遇到。2.十年有九年遇不上 的事或物... 　　事例：这是～的机会，你绝不能错过。 　　近义词：千载难逢 English Expression n.:  be very rare