origin tracing是什么意思？

• supper
• searches
• scared
• rice
• searches
• general
• juice
• silver
• 分配英文
• 流浪者英文
• disappointed
• fake
• banger
• narrow
• giraffe
• committing
• monitor
• 队长的英文
• profile
• various
• BARRIE
• passage
• chess翻译
• 局外人英文
• tomato
• 确认英文
• begins
• vehicle
• bombarded
• pear

• amazing
• autumn
• aspect
• algiers
• general
• 纪念品英语
• organizations
• front
• 造型的英文
• cloud
• droplets
• repeat
• mind
• cheese
• emergency
• permitted
• 领域英语
• 来源英语
• reveal
• fiercely
• 呼吁英语
• giraffe
• 实施英文
• 参与者英文
• PEGGING
• 权限英文
• polite
• neck
• intermission
• sweater

• object of pledge
• a nip in the air
• peoplego
• or plans
• jel
• be accomplished in
• neuter
• reputedly
• rit
• anthracite coal
• except that
• fortuitous meeting
• digoxin
• countershaft
• resist heat
• water bird
• Take a picture
• homogentisic
• evolutionary tree
• sinistral
• furnish and decorate
• a complete loss
• food for powder
• bromethol
• eyepatch
• arofene
• Lao Tzu
• in one breath