Beach expending吸收波能海岸
expending flap扩张皮瓣
expending extrusion扩展挤压
expending effort花费精力
expending agent膨胀剂
arbitrary expending乱花钱
expending pressure膨胀压
Chain Expending扩链
V-T（及物动词） To expend something, especially energy, time, or money, means to use it or spend it. 花费; 消耗 [正式]
Children expend a lot of energy and may need more high-energy food than adults.
孩子们耗能多，可能比成人需要更多高能量的食物。