cis-trans isomerism

短语

[化] 顺反异构; 顺式反式异构现象

释义与例句

n.
  1. 1.

    A form of isomerism in which, in one isomer two atoms or groups are on the same side of the plane of a double bond or ring, whereas in the other isomer they are on opposite sides; these are cis- and trans- isomers, respectively.

    不可数 化学