23.Whenanopportunityisneglected,itnevercomesbacktoyou.
机不可失，时不再来;机会一过，永不再来。
相关例句：
1. Opportunityknocksatthedooronlyonce.
机不可失,时不再来.
2. Enrollnow, weonlyhave 30 seatsforyou!
现在就加入吧,机不可失, 时不再来.
3. Whenanopportunityisneglected, itnevercomesbacktoyou.
机不可失,时不再来,机会一过, 永不再来.
4. Opportunities, likeeggs, comeoneatatime.
机会像鸡蛋, 一次来一个.机不可失,时不再来.
5. Nowornever !
机不可失, 时不再来!
6. Oneisnotoftengiventwobitesatthecherryintheworldofbusiness.
在商界中,机不可失,时不再来.
7. Amillcannotgrindwiththewaterthatispast.
机不可失,失不再来.
8. Opportunityknocksbutonce, sowemustmakethemostofit.
机不可失,失不再来, 所以一定要把握时机.
9. Drunkardseesaffordtheopportunity , enterwhereaboutldirectionbarkeepertoenquire: Whatare 3 yourdifficultproblem?
酒鬼见机不可失,便进去向酒保询问: 你的三个难题是什么 呀 ?