candy、sweets与sugar这些词均有“糖”之意。
candy 和 sweets 表糖果时，前者为美国英语，后者为英国用词。
- a candy bar
条形糖 - a box of candy
一盒糖果 - She bought a packet of sweets to suck on the way.
她买了一包糖果在路上吃。
sugar : 侧重指用甘蔗或甜菜制成的糖。
- I don't take sugar in my coffee, thanks.
我的咖啡不加糖，谢谢。 - Beat together the butter and brown sugar until light and creamy.
将黄油和棕糖一起搅打，直到变成稀薄的奶油状。 - Tea with milk and two sugars (= spoonfuls or lumps of sugar), please.
请给我一杯茶，加牛奶和两勺糖。
