direct current是什么意思？

• 呼吁英语
• organizations
• front
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• 确认英文
• firmness
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• searches
• mind
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• default
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• 来源英语
• permitted
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• pear

• failure
• brat
• 长颈鹿英语怎么说
• repeat
• bombarded
• lake
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• toxicity
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• fake
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• algiers
• 解决方案英文
• dragon
• 流浪者英文
• intermission
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• modernize
• crayon
• scared
• cheese
• 局外人英文
• 导师英文
• monitor
• volume
• erased
• emergency
• begins
• rice

• roll out
• roll up
• roller coaster
• round off
• rubber band
• rule out
• run along
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• send for
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• set up
• settle down