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Ether
01
a colorless volatile highly flammable liquid formerly used as an inhalation anesthetic
02
a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves
03
any of a class of organic compounds that have two hydrocarbon groups linked by an oxygen atom
04
the fifth and highest element after air and earth and fire and water; was believed to be the substance composing all heavenly bodies
例子
Aliphatic compounds like alcohols and ethers are commonly used as solvents in various industries.
