fructose

n type of sugar found in fruit juice, honey, etc 果糖（果汁、 蜂蜜等中所含的糖）.

frost-bite, frost-bitten, frostbound, frostily, frostiness, frosting, frosty, froth, frothily, frothiness, frothy, frown, frowsty, frowsy, frowzy, froze, frozen, FRS, fructification, fructify, frugal, frugality, frugally, fruit, fruit machine, fruit salad, fruit-cake, fruit-fly, fruit-knife, fruiterer, fruitful, fruitfully, fruitfulness, fruition, fruitless, fruitlessly, fruitlessness, fruity, frump, frumpish,