hickey
noun [ C ] US uk/ˈhɪk.i/ us/ˈhɪk.i/ (UK love bite)
爱痕（情侣亲热时在皮肤上留下的痕迹，常位于颈部）
a temporary red mark on someone's skin, often the neck, where someone has sucked or bitten it as a sexual act
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