sponge
noun uk/spʌndʒ/ us/spʌndʒ/
(SUBSTANCE)
[ C ]（擦洗物品用的）海绵
a soft substance that is full of small holes and can absorb a lot of liquid, and is used for washing and cleaning
[ S ]（用海绵或布）擦拭，擦洗
the action of rubbing something or someone with a wet sponge or cloth in order to clean it, him, or her
Give it a sponge with a damp cloth - that will remove the blood stains. 用湿布擦一下——能把血迹擦掉。
(CAKE)
[ C or U ] (also sponge cake)海绵蛋糕
a soft cake made with eggs, sugar, and flour but usually no fat
sponge
verb uk/spʌndʒ/ us/spʌndʒ/
(GET MONEY)
[ I or T ] disapproving白吃，白要;（尤指）吃白饭
to get money, food, etc. from other people, especially in order to live without working
sponging off the state 靠国家来养活
(CLEAN)
[ T ] (also sponge down)用湿海绵（或湿布）擦，擦洗
to rub something or someone with a wet sponge or cloth, especially to clean it, him, or her
Most food stains will come off if you sponge the material with a little detergent. 用一点去污剂能去除布料上的大部分食物污渍。
The doctor told me to sponge Erik down with cold water in order to lower his temperature. 医生告诉我用冷水给埃里克擦身，以帮他降低体温。