量杯=1CUP（250ML) 1/2CUP（125ML)
量勺=1汤匙table spoon =15毫升(ML)
1茶匙tea spoon =5ML
1cup=16table spoon
1table spoon=3tea spoon
1磅 pound =16盎司 ounce
1盎司=28.3克 gram
1毫升 Milliliter=1克 gram
1加仑 gallon =4.55升 litre
1升=1000毫升 ml