| 单词 | ethylene |
| 释义 | ethylene (once / 40898 pages) n WORD FAMILY ethylene USAGE EXAMPLESIt would produce annually up to 1.8 million tons of ethylene, a polyester component in clothing, bottles and construction materials. Washington Times(Dec 22, 2016) A Thai company is eyeing a second giant ethylene plant nearby in eastern Ohio. Wall Street Journal(Dec 03, 2016) Steam is used to "crack" naphtha gas at the site, ultimately to make products such as ethylene, propylene and hydrogen. BBC(Oct 17, 2016) n a flammable colorless gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals; sometimes used as an anesthetic Syn|Hypo|Hyper ethene TCE, trichloroethane, trichloroethylene a heavy colorless highly toxic liquid used as a solvent to clean electronic components and for dry cleaning and as a fumigant; causes cancer and liver and lung damage alkene, olefin, olefine any unsaturated aliphatic hydrocarbon gasa fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely |
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