1.upkeep n.維持，維修費
    【商務用語】upkeep cost 保養(yǎng)費用，維修費用，養(yǎng)護費用
    【例句】He earned his own upkeep at a very early age.
    他很小就自食其力。
    2.upswing n.高漲，向上擺動，改進 vi.向上擺動，提高
    【商務用語】business upswing 經(jīng)濟回升
    cyclical upswing 周期性上升
    price upswing 物價上漲
    3.usury n.高利貸，高利
    【商務用語】exorbitant usury 重利盤剝
    practise usury 放高利貸
    4.utensil n.器具
    【商務用語】cooking utensils 烹飪用具
    farming utensils 農(nóng)具
    milking utensils 擠奶器皿
    porcelain utensils 瓷儀器，瓷器皿
    5.utility n.效用，有用
    【商務用語】marginal utility 邊際效用，限界效用
    utility factor 使用率
    utility man 候補隊員