trace to its source是什么意思？

• supper
• cloud
• lake
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• saturday
• droplets
• toxicity
• searches
• autumn
• 参与者英文
• conflict
• dragon
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• 呼吁英语
• PAXLOVID怎么读
• approaches
• mind
• 造型的英文
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• erased
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• front
• 缺陷英文
• brat
• polite
• lycopene

• 权限英文
• 来源英语
• monitor
• 抛弃英文
• 解决方案英文
• profile
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• default
• permitted
• 领域英语
• 长颈鹿英语怎么说
• fiercely
• 导师英文
• bothering
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• candy
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• giraffe
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• tourist
• giraffe
• 参数英文
• theatre
• ultra
• explore
• intermission
• repeat
• various
• silver
• chess翻译

• fructosan
• fructosans
• fructose
• fructosemia
• fructosidase
• fructoside
• fructosuria
• fructuous
• frugal
• frugality
• frugally
• frugivorous
• fruit
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• fruitless
• fruitlessly
• fruitlessness
• fruits
• fruitwood
• fruity