the relative purity of gold or silver是什么意思？

• 解决方案英文
• narrow
• client
• various
• 造型的英文
• profile
• 确认英文
• vehicle
• searches
• dragon
• 局外人英文
• 抛弃英文
• fiercely
• disappointed
• 呼吁英语
• juice
• ticket
• silver
• repeat
• banger
• cheese
• organizations
• tourist
• intermission
• 参数英文
• crayon
• failure
• sweater
• candy
• saturday

• maths
• 来源英语
• 参与者英文
• conflict
• 领域英语
• brat
• cloud
• 队长的英文
• pear
• approaches
• 流浪者英文
• chess翻译
• reveal
• predict
• general
• prompt
• front
• supper
• tomato
• 方案英语
• scared
• 权限英文
• passage
• giraffe
• lake
• volume
• polite
• lycopene
• panicked
• lesson

• parentsprepare
• I heard
• Honour and virtuous
• Delivery orders
• side roads
• alienum
• brilliant prospects
• butontheotherhand
• Sometimeswe
• Sports teams
• have forethought
• mountians
• blessingof
• Oblique opposite
• aticket
• sulfanilic amide
• thionic
• quionline
• Travel travel
• aktisol