可引用的發言段落Citable transcript turn
#404349
講者：Speaker:
It’s all the same concept, that they sell the design as well as the material, so they last a long time?
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可引用的發言段落Citable transcript turn
講者：Speaker:
It’s all the same concept, that they sell the design as well as the material, so they last a long time?
j 下一段next turnk 上一段previous turn