1
progression in something
常与in连用，表示在某方面的进展。
She showed remarkable progression in her language skills.
她在语言技能方面显示出显著的进步。
前进，进展
先理解核心含义，再看它在真实句子里的用法。
前进，进展
the process of developing or moving gradually towards a more advanced state
She showed remarkable progression in her language skills.
她在语言技能方面显示出显著的进步。
指逐渐发展或进步的过程
从一件事移动到另一件事的行为。
The act of moving from one thing to another.
向前移动或沿路线行进的行为；向前的运动。
The act of moving forward or proceeding in a course; motion onward.
通过每项加上或乘以一个常数得到的序列。
A sequence obtained by adding or multiplying each term by a constant.
发展、增加、进化。
Development, increase, evolution.
The progression of the disease was slower than expected.
疾病的进展比预期的要慢。
We studied the geometric progression in math class.
我们在数学课上学习了几何级数。
Her progression from novice to expert was remarkable.
她从新手到专家的进步非常显著。
常与in连用，表示在某方面的进展。
She showed remarkable progression in her language skills.
她在语言技能方面显示出显著的进步。
常与of连用，表示一连串或一系列的事件或状态。
The progression of the disease was slow.
疾病的进展很缓慢。
表示向某阶段的过渡或进展。
The progression to more advanced topics should be gradual.
向更高级主题的进展应该循序渐进。
Not this
She showed a significant progression on her piano playing.
Use this
She showed a significant progression in her piano playing.
介词搭配错误：表达'在...方面进步'应使用in，而非on。progression in sth表示在某方面的进展。
Not this
The disease is progression quickly.
Use this
The disease is progressing quickly.
词性混淆：progression是名词，不能用作动词。表示'进展'的动词形式是progress。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
在...方面的进展
She has shown significant progression in her studies.
她在学习上取得了显著进展。
...的进程/系列
The progression of the disease is slow.
疾病的进展很缓慢。
向...的进展/晋升
The progression to senior management is competitive.
晋升到高级管理层竞争激烈。
职业发展
He is focused on his career progression.
他专注于自己的职业发展。
Use progression naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把progression拆成pro（向前）+gress（走）+ion，记住‘向前走的过程’就是进展。
语域：中性至专业，根据语境变化。通常用于描述有规律的进展或系列，如医学（病情进展）、数学（级数）及一般进展（职业发展、项目进度等）。
常与介词 in, of, to 连用，如 progression in sth, progression of sth, progression to sth
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.