lover
n
1 [C] partner (usu a man) in a sexual relationship outside marriage (婚外恋的)伴侣, 情人(通常指男性)
They say he used to be her lover. 据说他曾是她的婚外情人.
She's taken a new lover. 她有了新的外遇情人. Cf 参看 mistress 4.
2 lovers [pl]
two people who are in love or having a sexual relationship though not married 一对情侣(恋爱中的或未婚而有性关系的)
young lovers strolling in the park 在公园漫步的年轻情侣
They met on holiday and soon became lovers. 他们在度假时结识, 不久便成了情侣.
3 [C] (often in compounds 常用以构成复合词) person who likes or enjoys sth specified 爱好者; 热爱者
a lover of music, horses, good wine 爱好音乐、 马匹、 美酒的人 * art-lovers 艺术爱好者.
I suggest that we ask users of this machine what they think about it. We can photograph them using it too. Then we can put their comments at the top of the advertisement in big print. We can bring in some humour too. People enjoy reading humorous ads.