unsolved problem是什么意思？

• conflict
• 呼吁英语
• 造型的英文
• neck
• front
• 导师英文
• 确认英文
• ultra
• firmness
• fake
• intermission
• 流浪者英文
• 解决方案英文
• droplets
• PEGGING
• emergency
• volume
• amazing
• lycopene
• PAXLOVID怎么读
• giraffe
• general
• autumn
• default
• rice
• sweater
• predict
• satisfaction
• pear
• erased

• lake
• disappointed
• monitor
• crayon
• searches
• polite
• scared
• approaches
• candy
• text
• profile
• 缺陷英文
• juice
• repeat
• 参数英文
• giraffe
• dragon
• various
• 纪念品英语
• begins
• 长颈鹿英语怎么说
• modernize
• passage
• panicked
• maths
• client
• general
• permitted
• theatre
• toxicity

• pet animal
• lessing
• quisle
• suctions
• XiSaMaYa
• after schaft
• be sufficient for
• Cover part
• seismic resistance
• pleasantly sweet
• cash pledge
• in the heart
• British Army
• berometer
• play off
• look about
• three wheeler
• prize ring
• docimasia
• corner in
• televisor
• to backbite
• Temporary Loan
• spikiest