love affair

英 [ˈlʌv əfeə(r)]

美 [ˈlʌv əfer]

n. 风流韵事; (非夫妻间的)性关系; (对某事)极大的热情，强烈的兴趣

Collins.1

牛津词典

noun

风流韵事；（非夫妻间的）性关系
a romantic and/or sexual relationship between two people who are in love and not married to each other
（对某事）极大的热情，强烈的兴趣
great enthusiasm for sth
1. the English love affair with gardening
  英格兰人对园艺的热爱

N-COUNT 风流韵事；（非夫妻或同居情侣间的）恋爱（或性）关系
Alove affairis a romantic and usually sexual relationship between two people who love each other but who are not married or living together.
1. ...a stressful love affair with a married man.
  与一个已婚男人的痛苦婚外情
N-SING 极大的喜爱；强烈的的兴趣
If you refer to someone'slove affair withsomething, you mean that they like it a lot and are very enthusiastic about it.
1. ...the American love affair with firearms...
  美国人对枪支的癖好
2. Tom's love affair with France and most things French knew no bounds.
  汤姆对法国和大多数法国东西都无比热爱。

noun

The film tells the moving story of a doomed love affair.
影片讲述了一个注定为悲剧的感人爱情故事。
He has a love affair with that beautiful woman.
他和那个美丽的女子关系暧昧。
She was at rock bottom. Her long-term love affair was breaking up and so was she.
她整个人跌至了谷底。她漫长的爱情要告结束了，她也要崩溃了。
And all these somehow became the beginning of an invisible love affair between us two.
而这就很快变成了我们隐形恋情的开端。
She had a lesbian love affair with her secretary.
她和她的秘书搞过同性恋。
I've got enough troubles without a love affair to complicate things.
我们已经很麻烦了，还要再加上复杂的爱情事件。
So I began another sensational love affair, which, of course, again ended tragically.
于是我又有了一场海誓山盟的恋爱，结果当然也不妙。
Her 10-year love affair is about to culminate in a wedding.
她长达十年的爱情长跑终于要在婚礼中走向高潮了。
The love affair between Lewinsky and President Clinton is the core of the scandal.
莱温斯基和克林顿总统的恋情是这项丑闻的核心。
It is like my tribute to China after my forty year love affair with Chinese painting.
喜爱中国绘画四十年了，这也算是我表达的一点心意吧！