Joinon茹瓦农joinv.连接；加入；参与；和...一起joining-up exposure高光曝光Join a civic group.答：加入公民团体；joinder of defendants共同被告join them in an outing同他们搭伙去郊游join division of Gansu甘川青joining-up in series串接joinder of proceedings诉讼合并join - operated cars挂靠车join- hole structure翼肋对接孔结构join in the discussion加入讨论