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早教动画：水管开裂漏水，洗车机停止运转，工程车紧急修复
三辆工程车做完任务后浑身都是脏污，去洗车场清洗，但第三辆车刚清洗就没水了，发现是管道泄漏，工程车合力修复管道，最终全部清洗完成
宝贝嘟嘟早教动画200/250
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