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大家想要当前传统的老式红绿灯换成这种新型的沙漏交通信号灯吗?
Would you replace the current classical stoplights with these new Sand Glass Traffic Lights?
youdao
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大家想要当前传统的老式红绿灯换成这种新型的沙漏交通信号灯吗?
Would you replace the current classical stoplights with these new Sand Glass Traffic Lights?
youdao