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They examine returned parts for defects and confer with customers about exchanging the part or refunding their money.
他们的研究产生缺陷的部件和授予关于交换的部分或把钱退还客户。
youdao
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They examine returned parts for defects and confer with customers about exchanging the part or refunding their money.
他们的研究产生缺陷的部件和授予关于交换的部分或把钱退还客户。
youdao