追踪调查 Traditional 追蹤調查 zhuī zōng diào chá 🔊 follow-up study + Keep this word Meanings zhuī zōng diào chá 追蹤調查 follow-up studyinvestigative follow-up Its characters 追zhuīto chaseHSK 5踪zōngfootprint; trace; tracks调diàoto transferHSK 5查cháto researchHSK 3