是量词吧
如：cup，……
如：Would you like to a glass of milk?
I want four bottles of milk
常用的不可数名词量词：
a bag of flour 一袋面粉
a barrel of beer 一桶啤酒
a basin of water 一盆水
a basket of eggs 一篮子鸡蛋
a bottle of milk 一瓶牛奶
a bowl of rice 一碗米饭
a box of matches 一盒火柴
a bucket of milk 一桶牛奶
a can of beer 一罐啤酒
a carton of fruit juice 一盒果汁
a crate of bananas 一箱香蕉
a cup of tea 一杯茶
a glass of milk 一杯牛奶
a jar of jam 一罐果酱
a jug of fruit juice 一大杯果汁
a mug of hot tea 一大杯热茶
a pack of gum 一小包口香糖
a packet of sweets 一包糖果
a jar of jam 一罐果酱
a jug of fruit juice 一大杯果汁
a mug of hot tea 一大杯热茶
a pack of gum 一小包口香糖
a packet of sweets 一包糖果
a plate of soup 一盘汤
a pot of tea 一壶茶
