touch upon是什么意思？

• intermission
• dragon
• algiers
• lake
• cloud
• various
• permitted
• toxicity
• amazing
• 流浪者英文
• monitor
• panicked
• 分配英文
• juice
• ultra
• erased
• general
• 实施英文
• 确认英文
• chess翻译
• 局外人英文
• 参与者英文
• BARRIE
• committing
• failure
• brat
• explore
• narrow
• lesson
• 参数英文

• sweater
• modernize
• giraffe
• mind
• maths
• emergency
• supper
• passage
• client
• 长颈鹿英语怎么说
• lycopene
• scared
• 导师英文
• pear
• theatre
• 权限英文
• text
• profile
• searches
• 缺陷英文
• approaches
• candy
• autumn
• firmness
• general
• 队长的英文
• reveal
• front
• satisfaction
• crayon

• angling line
• mosquito hawk
• have a premonition
• emery cutter
• Schauer
• decide on workpoints
• make extracts
• after a sort
• Vaild
• Slone
• come and go
• wadding
• dribs and drabs
• statoconia
• old and decayed
• one in a thousand
• barkevicite
• microcrack
• without conscience
• To surprise
• cruel torture
• mutational
• argentate
• Apparent object
• become different