(1)事情(件)(thing that happens;event;a particular action)[C，尤sing]：When did this～happen? 这事什么时候发生的? conduct an enquiry into the whole～对整个事件进行调查;settle/investigate an～处理/调查一事件;an～of great importance 一件极为重要的事;a sad/scandalous～可悲的事情/丑闻事件;the Suez/Kennedy～苏伊士运河事件/肯尼迪事件;The ball was a merry/noisy/glittering～.那次舞会是一次欢聚/一场闹剧/一件盛事。The wedding was a grand/quiet/enjoyable～.婚礼很壮观/简单/愉快。The plane crash was a terrible～.那次飞机失事是件可怕的事情。〖同〗occasion;

(2)已做或待做的事(thing (to be) done;concern;matter)[C，sing]：It's not my～(It's no～of mine).这不关我的事。It's my～;it doesn't concern you at all.这是我的事，与你毫无关系。What I do in my spare time is entirely my own～.我在业余时间做什么完全是我的私事。Setting one's hair is a 20-minute/complex～.做头发是件20分钟/复杂的事情。a private～私事;〖同〗concern，business;

(3)(个人或公共)事务(matters of personal business or public concern)[pl]：settle one's～s 付清债务(账单等);put one's～s in order 把自己的事情处理好;Stop interfering in my～s.停止干涉我的事情! Her business～s are in a very confused state.她的事情一团糟。meddle in sb's～s 干涉某人的事情;Why should you be so interested in my～s? 你为什么对我的事这么感兴趣? Mind your own～s.操心你自己的事情吧。deal with/be busy with～s of state 处理/忙于国务;foreign/world/international/internal～s国外/世界/国际/内部事务;financial/home/current～s财务/内政/时事;a specialist in Eastern European～s 东欧事务专家;〖同〗matter，business，undertaking，activity;

(4)东西，物件(an object，thing，etc not specifically described;thing)[C](infml)：This machine is a complicated/weird-looking～.这机器是个复杂/样子怪诞的东西。The new boat was not a very large～.那艘新船不是个庞然大物。Her hat was a wonderful～.她的帽子很不错。

(5)私通(sexual relationship between people not married to each other)[C]：The～between the two movie stars caused a scandal.那两个影星之间的私通引起了一起丑闻。They had a short love～.他们有过短期的私通。have an～with sb 与……私通;find out about sb's～with his secretary 发现某人与秘书私通