bettering

v. 改善, 提高( better的现在分词 )

词形变化

betterings 复数 betterings

释义与例句

n.
  1. 1.

    improvement

v.
  1. 1.

    present participle and gerund of better

词源

From Middle English beterynge; equivalent to better + -ing.

来源：wiktionary