love-in
noun/ˈlʌv ɪn/
/ˈlʌv ɪn/
(informal)- (old-fashioned) a party at which people freely show their love and sexual attraction for each other, associated with hippies in the 1960s
（20 世纪 60 年代嬉皮士的）爱情聚会 - (disapproving) an occasion when people are being especially pleasant to each other, in a way that you believe is not sincere
虚情假意的场合；假热情 - The Labour Party is getting together for its annual love-in.
工党正齐聚一堂，举行一年一度的恋爱活动。
- The Labour Party is getting together for its annual love-in.
Word Origin1960s: originally with reference to Californian hippy gatherings.