openadj.开着的；开放的；公开的v.打开；张开；展开；摊开；开始(某事物)；开张；营业；以…开头；宣布启用n.户外；公开open law开放法学open air野外的； 露天的open bed开式床身open sky开放领空openableadj.能开的open now现在营业open nog空心垛式支架open pan煮糖锅, 开口锅open die敞开式锻模,开口锻模,拼合式螺栓锻模open vent开式通风口