working adj.做工作的;劳动的;工作上的;初步的;暂定的;基本够用的;起作用的n.矿;作业区(复)workings:运作;工作方法.
双语例句
Select the suitable lubricating oil or grease according to the different environmental temperature, to ensure the normal lubrication when the drifter is working. 为了保证机置运转时的正常润滑,应根据作业环境温度合理选用润滑油和润滑脂。