Each one does his duty.是什么意思？

• volume
• silver
• firmness
• modernize
• aspect
• default
• 参与者英文
• emergency
• amazing
• 旋律的英文
• 流浪者英文
• permitted
• erased
• toxicity
• predict
• organizations
• general
• 领域英语
• supper
• 解决方案英文
• neck
• crayon
• searches
• disappointed
• panicked
• 分配英文
• 方案英语
• front
• droplets
• autumn

• begins
• maths
• pear
• fake
• bothering
• tomato
• 权限英文
• dragon
• monitor
• 队长的英文
• lake
• theatre
• bombarded
• conflict
• polite
• passage
• profile
• text
• giraffe
• lycopene
• reveal
• approaches
• tourist
• vehicle
• general
• sweater
• 纪念品英语
• intermission
• satisfaction
• ultra

• reticulata
• on the crook
• flee into hiding
• wheel blade
• Aubry
• Be a friend
• Bushing in
• transecting
• creophagy
• vegatable
• the Tang Dynasty
• Guiyuan
• crow about
• day level
• dye works
• group of stars
• Choline like
• unshapeliness
• horrida
• impanelled
• liquiritia