be a burden on是什么意思？

• lycopene
• 分配英文
• profile
• default
• 解决方案英文
• 纪念品英语
• 确认英文
• emergency
• 来源英语
• pear
• various
• approaches
• front
• tomato
• narrow
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• rice
• maths
• lake
• fake
• disappointed
• mind
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• vehicle
• ultra
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• panicked

• repeat
• erased
• giraffe
• failure
• begins
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• 方案英语
• candy
• 缺陷英文
• cloud
• algiers
• droplets
• reveal
• crayon
• client
• passage
• sweater
• neck
• firmness
• lesson
• 参数英文
• tourist
• monitor
• bothering
• brat
• text
• volume
• scared
• toxicity

• complete
• completely
• completion
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• complicate
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• compo
• component
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