lip/lIp; lIp/n [C]1 the edge of your mouth where your skin is red or darker 嘴唇: a kiss on the lips 唇上一吻top/bottom lip His bottom lip swelled up. 他的下嘴唇肿起来了。see picture on page 见 A3 页图2 [usually singular 一般用单数] the edge of a container used to hold or pour liquid〔容器的〕边缘