| 单词 | carbo |
| 释义 | carbo- in British English or before a vowel carb- combining form carbon carbohydrate carbonate carbon in British English (ˈkɑːbən) noun 1. a. a nonmetallic element existing in the three crystalline forms: graphite, diamond, and buckminsterfullerene: occurring in carbon dioxide, coal, oil, and all organic compounds. The isotope carbon-12 has been adopted as the standard for atomic weight; carbon-14, a radioisotope with a half-life of 5700 years, is used in radiocarbon dating and as a tracer. Symbol: C; atomic no: 6; atomic wt: 12.011; valency: 2, 3, or 4; relative density: 1.8–2.1 (amorphous), 1.9–2.3 (graphite), 3.15–3.53 (diamond); sublimes at 3367±25°C; boiling pt: 4827°C b. (as modifier) a carbon compound 2. short for carbon paper, carbon copy 3. a carbon electrode used in a carbon-arc light or in carbon-arc welding 4. a rod or plate, made of carbon, used in some types of battery carbo in American English (ˈkɑrboʊ) noun Informal carbohydrate carbo- in American English (ˈkɑrboʊ; ˈkɑrbə) carbon carbohydrate carbo in American English (ˈkɑːrbou) nounWord forms: plural -bos informal 1. carbohydrate 2. a food having a high carbohydrate content Word origin [by shortening; cf. -o]-o is a suffix occurring as the final element in informal shortenings of nouns (ammo; combo; condo; limo; promo); -o also forms nouns, usually derogatory, for persons or things exemplifying or associatedwith that specified by the base noun or adjective (cheapo; pinko; sicko; weirdo; wino)carbo- in American Englishprefix a combining form used in the names of chemical compounds in which carbon is present carbohydrate Also (esp before a vowel): carb- Examples of 'carbo-' in a sentence |
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