vs.

    improvement 对比 improval
    分析 词典对比 组词对比
    (1).中国译典 improvement improval
    n.
    改善,改良;改进;进步,好转;
    扩展解释:n. 【航空工程】
    改进,改良;改进,改善
    【医学】 【中医】
    改进,改善,好转
    n. 【法律专业】
    革新
    n.
    1. 改进,改善;增进[U][C][(+in)]2. 改进处,改善处[C]3. 改善的事物;胜过他人的人[C][(+on/over)]
    (2).维基词典 improvement improval
    The act of improving; advancement or growth; a bettering
    The act of making profitable use or application of anything, or the state of being profitably employed; practical application, for example of a doctrine, principle, or theory, stated in a discourse.
    The state of being improved; betterment; advance
    Something which is improved
    Increase; growth; progress; advance.
    Valuable additions or betterments, for example buildings, clearings, drains, fences, etc., on premises.
    (Patent Laws): A useful addition to, or modification of, a machine, manufacture, or composition.
    improvement
    (3).韦伯斯特词典 improvement improval
    The act of improving; advancement or growth; promotion in desirable qualities; progress toward what is better; melioration; as, the improvement of the mind, of land, roads, etc.
    The act of making profitable use or applicaton of anything, or the state of being profitably employed; a turning to good account; practical application, as of a doctrine, principle, or theory, stated in a discourse.
    The state of being improved; betterment; advance; also, that which is improved; as, the new edition is an improvement on the old.
    Increase; growth; progress; advance.
    Valuable additions or betterments, as buildings, clearings, drains, fences, etc., on land or premises; as, to convey the land together with all improvements.
    A useful addition to, or modification of, a machine, manufacture, or composition.
    简典