crown ether

短语

[化] 冠醚

词形变化

crown ethers 复数 crown ethers

释义与例句

n.
  1. 1.

    any of a class of macrocyclic compounds containing repeat units of -CH₂CH₂O-

    化学
  2. 2.

    any similar compound containing atoms of nitrogen, sulfur, phosphorus or silicon instead of, or as well as, oxygen

    化学

词源

So called because its structure is shaped like a crown (the royal headgear).

来源：wiktionary