Opportunity seldom knocks twice.

Opportunity seldom knocks twice. Opportunity seldom knocks twice.怎么读 英语翻译Opportunity seldom knocks twice.Time and tide wait for n Opportunity knocks but once 翻译 an opportunity knocks only once. 求翻译：Opportunity knocks but once．啥意思呢 谁帮我翻译一下…opportunity knocks but once. 求翻译啦 Opportunity knocks but once．啥意思呢 opportunity knocks once,and the neighbors the rest of the ti opportunity knocks him down中文怎么说 opportunity是什么意思