an old clam producing a pearl是什么意思？

• client
• aspect
• 权限英文
• 呼吁英语
• mind
• dragon
• reveal
• default
• toxicity
• lesson
• narrow
• conflict
• passage
• rice
• maths
• theatre
• front
• PEGGING
• various
• droplets
• failure
• 方案英语
• 来源英语
• 缺陷英文
• 队长的英文
• explore
• algiers
• emergency
• giraffe
• crayon

• 局外人英文
• modernize
• vehicle
• fiercely
• supper
• 导师英文
• disappointed
• predict
• satisfaction
• tourist
• monitor
• sweater
• text
• panicked
• amazing
• chess翻译
• searches
• peeping
• 旋律的英文
• bothering
• volume
• passage
• silver
• lycopene
• profile
• erased
• lake
• pear
• 纪念品英语
• juice

• planigraphy
• There is no way out
• Nothing to take
• I Longmen
• Move rapidly
• Carving on
• Heart god focus
• Replace continuously
• demand perfection
• British novelist
• Hard to carry
• No hope
• Afghanistani
• triune
• Aromatic sweet
• corporate body
• Pekinese
• Beat your wings