| 单词 | aluminum |
| 释义 | aluminum (once / 1460 pages) n Aluminum is a relatively light weight type of silver-colored metal. Most soda cans are made out of aluminum. There is more aluminum in the earth's crust than any other kind of metal, and because it is so sturdy, pliable, and light, it's used to make all kinds of things. Airplane parts, aluminum foil, metal baseball bats, bicycles, and some power lines are just a few of the everyday objects that are made at least in part from aluminum. The name is based on alumina, or aluminum oxide, with a Latin root of alumen, "bitter salt." WORD FAMILYaluminum: aluminise, aluminize, aluminous+/aluminize: aluminized USAGE EXAMPLESThe containers consist of an aluminum liner with an outer layer of strong carbon fibers. New York Times(Jan 02, 2017) It looks like a white, aluminum warehouse with few windows. Washington Post(Dec 28, 2016) Metro’s sleek new stainless steel rail cars are noticeably different from their clanking aluminum predecessors: They’re shiny, brightly lighted, far more modern. Washington Post(Dec 30, 2016) n a silvery ductile metallic element found primarily in bauxite Syn|Hypo|Hyper Al, aluminium, atomic number 13 alum, potash alum, potassium alum a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum alum, ammonia alum, ammonium aluma white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum metal, metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
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