单词 | borax |
释义 | bo·rax ![]() n. 1. A hydrated sodium borate, Na2B4O7·10H2O, an ore of boron, that is used as a cleaning compound. 2. Cheap merchandise, especially tasteless furnishings: "today's glinty borax" (New Yorker). [Middle English, from Medieval Latin bōrāx, from Arabic būraq, from Middle Persian būrak. Sense 2, perhaps from the custom of giving away borax soap as a premium for the sale of cheap furniture .] |
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