| 释义 |
once in a lifetime See also: once-in-a-lifetime主要翻译 once in a lifetime adv (extremely rarely) (机遇等)一生一次，千载难逢A chance like this only comes along once in a lifetime. 复合形式：once in a lifetime | once-in-a-lifetime once in a lifetime adv (extremely rarely) (机遇等)一生一次，千载难逢A chance like this only comes along once in a lifetime. |