a love-sick swain害相思病的乡村情郎
love-sick-demo相思成疾
love-sick lovelorn lovesick害相思病的
TAHITI - Love Sick官方版
Line Dance-Love Sick排舞
ADJ（形容词） If you describe someone as lovesick, you mean that they are so in love with someone who does not love them, that they are behaving in a strange and foolish way. 单相思的 [usu ADJ n]
...a lovesick boy consumed with self-pity.
...一个顾影自怜的单相思男孩。