border-ground是什么意思？

• candy
• giraffe
• maths
• algiers
• polite
• fake
• giraffe
• 呼吁英语
• erased
• 参与者英文
• aspect
• 实施英文
• volume
• 缺陷英文
• bombarded
• 导师英文
• repeat
• default
• approaches
• droplets
• tourist
• reveal
• crayon
• mind
• amazing
• dragon
• pear
• lake
• profile
• peeping

• autumn
• disappointed
• brat
• 纪念品英语
• front
• silver
• monitor
• various
• toxicity
• passage
• organizations
• lycopene
• chess翻译
• general
• permitted
• conflict
• firmness
• prompt
• committing
• 旋律的英文
• scared
• begins
• satisfaction
• text
• neck
• lesson
• panicked
• failure
• juice
• PEGGING

• Alexi
• Burnley
• nightclubbing
• Justice Department
• plantNews
• Norcross
• politicized
• Wiley
• Megan
• detractors
• Cardozo
• Pearlstein
• toothless
• tarmacking
• tarmacks
• tarmacked
• Brookfield
• notarized
• toper
• vilipend
• autarch
• uselessly
• Kingdom Australia
• newfound