a pair of glasses 一副眼镜

a pair of pants 一条裤子

a pair of gloves 一副手套

a pair of slippers 一双拖鞋

a pair of socks 一双短袜

a pair of boots 一双靴子

a pair of scissors 一把剪刀

a pair of slacks 一条运动裤

a pair of binoculars 一副双筒望远镜

a pair of pliers 一把钳子

a pair of ducks 一对鸭子

a pair of jacks （纸牌的）一对J