advancement

Compared meaning: gradual improvement toward a goal (noun).

比较义项：进步，进展（名词）。

• progress

  The most general and common word, usually uncountable, for forward movement toward a goal; typically used with verbs like make or show.

  最通用、最常见的词，通常作不可数名词，常与 make、show 等动词搭配使用。

  The doctors were pleased with the progress she made after surgery.

  医生们对她手术后所取得的进步感到满意。

• advancement 本词

  More formal; usually refers to progress in a person's career or status, or in a field or cause, rather than everyday small improvements.

  较为正式，通常指个人事业、地位方面的进步，或某一领域、事业的进步，而非日常生活中的小改善。

  The company was praised for promoting the advancement of women in engineering.

  这家公司因推动女性在工程领域的进步而受到赞扬。

• advance

  Countable, often in the pattern an advance in X; highlights one specific breakthrough or improvement, especially in technology, science or knowledge.

  可数名词，常用 an advance in X 的结构，强调科技、科学或知识领域中某一具体的突破或改进。

  This new advance in battery technology could double a phone's battery life.

  电池技术方面的这一新进展可能使手机的电池续航时间翻倍。

• progression

  Emphasizes a gradual development through a series of stages or steps, often used for careers, skills, diseases or other sequences.

  强调经过一系列阶段或步骤的渐进发展，常用于描述职业、技能、疾病等发展过程。

  The book traces the natural progression from beginner to advanced skier.

  这本书描述了从初学者到高级滑雪者的自然发展过程。

Progress, advancement, advance, and progression can all mean improvement toward a goal. Progress is the most general word, usually uncountable. Advancement is more formal, usually about a career or status. Advance is countable, often 'an advance in X', naming one breakthrough. Progression means step-by-step development.

这四个词都可以表示朝着某个目标不断改善、前进的“进步/进展”，很多语境下可以互换，但在正式程度、是否可数以及常见搭配上有细微差别。这里不比较 advance 表示“预付款”或“提前，事先”（如 in advance）的其他含义，也不比较 advancement 特指“晋升”之外的引申用法。