Difficult database是什么意思？

• bombarded
• toxicity
• saturday
• default
• erased
• amazing
• silver
• fiercely
• 旋律的英文
• tomato
• lesson
• panicked
• narrow
• firmness
• crayon
• 权限英文
• permitted
• ticket
• satisfaction
• neck
• lycopene
• maths
• droplets
• organizations
• lake
• peeping
• searches
• dragon
• 流浪者英文
• tourist

• profile
• 呼吁英语
• emergency
• disappointed
• general
• 缺陷英文
• pear
• conflict
• 分配英文
• 来源英语
• candy
• theatre
• general
• 确认英文
• algiers
• client
• polite
• approaches
• giraffe
• 参数英文
• intermission
• volume
• 参与者英文
• 解决方案英文
• mind
• begins
• cloud
• monitor
• autumn
• BARRIE

• Salt mineral water
• troppo
• funeral directors
• fassad
• surceases
• surceasing
• surceased
• Points column
• Very curious
• Koglangair
• micromanagement
• Laude
• consuetudo
• Trailer fish white
• He should have
• EARLY BIRD
• Her face