Gainon盖农gainn.获得；收益；增益v.获得；到达；增加；获利；(钟、表等)走得快gaining in weight of lamb羔羊增重Gains from investments.投资收益gain programmed amplifier程序增益放大器gain and loss equilibrium盈亏平衡gain the heart of someone博得某人的欢心gain both honour and money名利双收gain admission into a club获准加入俱乐部Gain-scheduled filtering变增益滤波gain direct subsidy policy直接补贴gain on sale of investment出售投资收益