可引用的發言段落Citable transcript turn
#353785
講者：Speaker:
Let me just go back to the water issue, very intriguing. How is it they discover the leaks in the water system? What is the method?
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可引用的發言段落Citable transcript turn
講者：Speaker:
Let me just go back to the water issue, very intriguing. How is it they discover the leaks in the water system? What is the method?
j 下一段next turnk 上一段previous turn