Polyfiber
聚苯乙烯纤维
🗣️ 情景例句
Are you experienced in office management?
你在企业管理上有经验吗？
Perhaps you've heard our product's name. Would you like to know more about it?
也许你已听说过我们产品的名称，你想知道更多一点吗？
Yes.I recognize him now.
是他。我现在认出他来了。