be travel on official business是什么意思？

• narrow
• toxicity
• vehicle
• lesson
• panicked
• default
• intermission
• general
• 缺陷英文
• prompt
• amazing
• 抛弃英文
• failure
• 确认英文
• 方案英语
• volume
• client
• 分配英文
• 呼吁英语
• 权限英文
• bombarded
• ticket
• dragon
• pear
• polite
• passage
• disappointed
• banger
• 参与者英文
• erased

• 导师英文
• lake
• silver
• 来源英语
• 造型的英文
• committing
• cheese
• searches
• peeping
• various
• theatre
• bothering
• profile
• algiers
• 纪念品英语
• droplets
• searches
• supper
• 局外人英文
• rice
• fake
• front
• brat
• autumn
• tomato
• mind
• PEGGING
• 参数英文
• chess翻译
• BARRIE

• on high
• child welfare
• information bank
• decatize
• inner seed coat
• scowl at
• for ages
• bamboo pole
• turn white
• lawyeress
• digitorum
• Shrimp basket
• jamming station
• pass the hat round
• oocyte
• napiform
• alimentary canal
• fatal accident
• air action
• tree toad
• The Pedestrian
• pentastome