# 语法树 - 用树形图透视语法结构

> Visualizes sentence structure with tree diagrams for grammar learning. (iPhone/iPad app by 明 旷.)

- Source: https://appshunter.io/ios/app/id1567895588 (this page in markdown: same URL + `.md`)
- Developer: [明 旷](https://appshunter.io/developer/1521800374)
- Category: Education
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 5 MB
- Languages: Chinese
- Released: 2021-05-18
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/id1567895588/reviews.md

## What is 语法树?

人脑处理自然语言有一个隐含的解码 (parse) 过程，从线性的文字中提取骨架，再填充修饰的成分，在大脑中形成树状的结构，消化理解。再复杂的句子也是由一个个短语，像搭积木一样组装而成的。语法树通过树形图这一简洁优雅的中间形式，将这一过程可视化，来加快大脑对语法概念的理解和内化。

网页阅读器
重新渲染页面，为单词标注词性。只需单击即可快速查询选中单词。

语法生成学教程
乔姆斯基的《句法结构》是目前最自洽最流行的语法理论，其中心词驱动短语结构语法在计算机语言学中的到广泛运用，被微软、谷歌、苹果等公司采纳用于自然语言处理。我们致力于通过机器学习和可视化技术，更简单有趣地介绍该理论，以帮助学生更系统地学习语法知识。

树状图
用户可以通过简单的手势，用句子中的词语拼接出一棵语法树。这一过程中可以加深大脑对语法结构的理解，提高阅读效率。

词性标注
语法书通过自然语言处理技术，可以在离线的状态下，分析句子，分隔单词，标注词性。并通过不同的背景颜色将词性显示出来，以帮助用户更高效地理解消化语法知识。

练习题
帮助用户复习所学，纠正错误。提升解析语法结构的熟练度，和对英文文本的阅读速度。

## Key features

- Sentence structure visualization
- Tree diagram generation
- Part-of-speech tagging
- Offline sentence analysis
- Web reader with word lookup
- Grammar practice exercises


## Frequently asked questions about 语法树

### What is 语法树?

语法树 is an educational app that visualizes sentence structure using tree diagrams to help users understand grammar concepts. It aims to make learning grammar more intuitive and efficient.

### How does 语法树 help with learning grammar?

It uses tree diagrams to represent the underlying structure of sentences, similar to how the human brain processes language. This visualization aids in understanding grammatical concepts and improving reading comprehension.

### Can 语法树 be used offline?

Yes, 语法树 can analyze sentences and tag parts of speech offline. This allows users to learn and practice grammar without an internet connection.

### What kind of grammar theory does 语法树 focus on?

The app is based on Chomsky's "Syntactic Structures," specifically the head-driven phrase structure grammar, which is widely used in computational linguistics by companies like Microsoft and Google.

### Does 语法树 offer practice exercises?

Yes, 语法树 includes practice exercises designed to help users review what they've learned, correct errors, and improve their proficiency in parsing grammatical structures and reading speed.

### What devices does 语法树 support?

语法树 is available for iPhone, iPad, and iPod. It is designed for iOS devices.

### How often is 语法树 updated?

The latest version, 0.5.1, was released on October 26, 2021. The app was first released on May 18, 2021, indicating a relatively recent update cycle.

### Does 语法树 have ads?

No, 语法树 is ad-free. It is a free application without any advertisements.

## Version history (last 5 releases)

### 0.5.1 — 2021-10-26

- 新增网站收藏
- 新增收藏列表

### 0.5.0 — 2021-10-19

- 新增启动页
- 新增滑动卡片
- 新增震动效果
- 优化 iPad 端 UI
- 新增网页文本分析

### 0.3.0 — 2021-07-16

- 适配 iPad
- 新增编辑框
- 新增历史列表
- 优化教程页 UI
- 优化树状图交互

### 0.2.1 — 2021-05-28

- 新建了在句子过长或短时产生提醒
- 修复了复习页在切换时退出的问题
- 优化了树状图节点的覆盖关系

### 0.2.0 — 2021-05-24

- 新增练习题
- 补充更多教程

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## More apps by 明 旷

- [Visual Intent - Schedule by AI](https://appshunter.io/ios/app/visual-intent-schedule-by-ai/id6737428676)
- [Oishii Map - Tabelog Top 100](https://appshunter.io/ios/app/oishii-map-tabelog-top-100/id6739755879)

All apps by 明 旷: https://appshunter.io/developer/1521800374

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*