基本解释adj.后端的同根派生 英汉例句用作形容词 (adj.)The device can be used to reduce the two peaks of crankshaft net torque by the balancing of the counterbalance hanging on the back end of the pumping bot.这种装置通过是挂在抽油机后端的平衡重的平衡作用,降低一次平衡曲柄轴净扭矩的两个峰值,达到减少能耗提高效率的目的。