他们周末穿着邋遢的毛衫和裤子到处闲逛。They knock around on weekends in grubby sweaters and pants.他跟着她上了一段摇摇晃晃的楼梯，来到了一间邋遢的卧室起居室两用房间。He followed her up a rickety staircase to a squalid bedsit.我当时看上去一定很邋遢。I must look like something the cat dr...
针对目前世界上领先的Spheripol均聚PP生产工艺开发了全流程仿真培训系统.Developed an operator training simulator ( OTS ) for the worldwide leading Spheripol PP monopolymerization plant.各野生种及其变种类型均聚到了一起, 与传统的系谱基本一致.Finally all the wild apple species and...