搜尋結果
ether
- IPA[ˈēTHər]
美式
- a pleasant-smelling colorless volatile liquid that is highly flammable. It is used as an anesthetic and as a solvent or intermediate in industrial processes.；any organic compound with a structure similar to ether, having an oxygen atom linking two alkyl or other organic groups
noun: ether, plural noun: ethers
- 釋義
名詞
- 1. a pleasant-smelling colorless volatile liquid that is highly flammable. It is used as an anesthetic and as a solvent or intermediate in industrial processes.
- ▪ any organic compound with a structure similar to ether, having an oxygen atom linking two alkyl or other organic groups methyl
- 2. literary the clear sky; the upper regions of air beyond the clouds nasty gases and smoke disperse into the ether
- ▪ informal air regarded as a medium for radio choral evensong still wafts across the ether
- 3. archaic a very rarefied and highly elastic substance formerly believed to permeate all space, including the interstices between the particles of matter, and to be the medium whose vibrations constituted light and other electromagnetic radiation the motion of the planets would be retarded by the ether through which they moved
