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1. 积极与人交谈、接触;遇不懂之事勤于动嘴询问。如:做到手勤、腿勤、嘴勤。
[be active to greet or talk to others] 积极与人交谈、接触;遇不懂之事勤于动嘴询问 做到手勤、腿勤、嘴勤