steric hindrance

短语

[化] 位阻 [医] 位阻[现象], 立体障碍

词形变化

steric hindrances 复数 steric hindrances

释义与例句

n.
  1. 1.

    Any of several effects, most common in organic chemistry, in which the structure or reactivity of a molecule is affected by the physical size and proximity of neighbouring parts of the molecule.

    可数 不可数 化学