| 单词 | borons |
| 释义 | boron /böˈron/nounA non-metallic element (symbol B; atomic no 5) present in borax and boric acid, obtained as an amorphous powder or impure in diamond-like crystals ORIGIN: See borax1 borane /börˈān/ noun Any boron hydride, efficient as high-energy fuel borazon /börˈa-zon/ noun A man-made substance, a compound of boron and nitrogen, hard as diamond boride /börˈīd/ noun Any of a class of substances made by combining boron chemically with a metal, some of which are extremely hard and heat-resistant borosilˈicate noun A salt of boric and silicic acids, used in making heat- and chemical-resistant glass |
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