love-in
noun [ C ] informal uk/ˈlʌv.ɪn/ us/ˈlʌv.ɪn/
相互吹捧;相互奉承
a situation where two or more people praise each other a lot, especially when the praise is more than they deserve
The awards ceremony, as usual, was a love-in. 颁奖仪式一如既往地成为相互吹捧的大会。