English → Chinese
occasion
/BrE əˈkeɪʒ(ə)n 
, AmE əˈkeɪʒən /
A noun
1 (particular time) 某次;
on one occasion 有一回;
on several occasions 好几次;
there are occasions when … 有时候…;
on occasion 偶尔;
on the occasion of my retirement 在我退休时;
to rise to the occasion 随机应变;
should the occasion so demand formal 如有必要
2 (opportunity) 时机;
a propitious occasion 有利的时机;
at the first possible occasion 一有机会;
if the occasion arises …, should the occasion arise … 如果有机会的话…
3 (event) 特别时刻; (celebration) 庆典;
to celebrate or mark or observe an occasion 庆祝一个特别的时刻;
a festive/memorable/special occasion 喜庆的／值得纪念的／特殊的时刻;
ceremonial/social occasions 庆典／社交聚会;
the wedding was quite an occasion 婚礼非常隆重
4 formal (reason) 理由;
an occasion to do sth; 做某事的缘由;
there has been no occasion to use it 没有机会用到它;
an occasion for sth; 某事的根据;
there is no occasion for complaint/alarm 没有什么好抱怨／惊慌的
B transitive verb
formal «circumstances» 引起 ‹response, event›;
to occasion sb much grief 使某人悲伤不已