bolster: n.1.枕垫，长枕；枕状支持物〔枕梁、承板等〕。2.【机械工程】软垫，垫木，枕；(车辆的)枕梁；【纺织；印染】(纺机的)锭管，锭脚；【建筑】承枕，托木；横撑。vt.1.(用支持物)支撑，垫。2.援助，帮助；费力支持 (up);增强。短语和例子They bolstered their morale by singing. 他们用唱歌来鼓舞士气。
During the simulation of the secondary lateral suspensions for the high speed passenger vehicle with no - bolster bogie , the effective using semi - active control to improve the ride comfort are studied 通过对采用无摇枕转向架的高速客车悬挂系统横向模型的仿真实验，研究了半主动阻尼控制改善车辆运行平稳性的有效性。
