Bubnoff unit

短语

词形变化

Bubnoff units 复数 Bubnoff units

释义与例句

n.
  1. 1.

    A unit of speed (abbreviated B) equal to one meter per 1,000,000 years, used in geology to measure rates of lowering of earth surfaces due to erosion.

词源

Named after the geologist Serge von Bubnoff (1888–1957).

来源：wiktionary