柯林斯詞典biphenyl /ba??f?n?l, -?fi?-/ 1. N a white or colourless crystalline solid used as a heat-transfer agent, as a fungicide, as an antifungal food preservative (E230) on the skins of citrus fruit, and in the manufacture of dyes, etc. Formula: C6H5C6H5 聯(lián)苯 返回 biphenyl