---
id: vocab-45-15207-切线
libId: 15207
word: 切线
type: vocabulary
dictionary:
  id: dict-45
  name: 科技汉语
  cover: https://zwxx.oss-cn-hangzhou.aliyuncs.com/ykdx/1763093718603科技汉语_4372.png
pinyin: qiē xiàn
difficulty: '3'
translations:
  english: tangent
  french: Tangente
  portuguese: tangente
  spanish: Corte
properties: mingci
characters:
- char: 切
  id: char-814
  mysqlId: 814
  radical: '49'
  structure: '2'
  pinyin: '14_65'
  english: Cut
  resources:
    audio: https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/国际中文/word/切/speak.mp3
    strokeData: https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E5%88%87.json
    strokeOrderStatic: null
    strokeOrderDynamic: null
  strokeCount: 0
- char: 线
  id: char-876
  mysqlId: 876
  radical: '54'
  structure: '2'
  pinyin: '20_38'
  english: Line
  resources:
    audio: https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/国际中文/word/线/speak.mp3
    strokeData: https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E7%BA%BF.json
    strokeOrderStatic: null
    strokeOrderDynamic: null
  strokeCount: 0
strokes:
  total: 0
  radicals:
    切: '49'
    线: '54'
  dataSource: hanzi-writer
  strokeDataUrls:
  - https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E5%88%87.json
  - https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E7%BA%BF.json
media:
  audio: https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_中文.MP3
  image: https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线.jpeg
  strokeOrderStatic: null
  strokeOrderDynamic: null
learning:
  hskLevel: null
  frequency: null
  collocations: []
stats:
  sentenceCount: 2
  describeCount: 0
  characterCount: 2
completeness:
  hasBasicInfo: true
  hasTranslation: true
  hasAudio: true
  hasImage: true
  hasStrokeData: true
  hasExampleSentences: true
missingFields: []
orderNum: 0
source:
  mysqlId: 15207
  mysqlTable: zwxx_vocabulary
  exportedAt: '2026-03-06T19:14:43.844390'
---

# --sentences--

## vs-48225
**sentence**: 切线与圆只有一个交点。
**audio**: [https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_句子1.MP3](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_句子1.MP3)

## vs-48226
**sentence**: 这条切线的斜率是2。
**audio**: [https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_句子2.MP3](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_句子2.MP3)

# --characters--

## 切

- **拼音**: 14_65
- **部首**: 49
- **音频**: [发音](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/国际中文/word/切/speak.mp3)
- **笔顺数据**: [JSON](https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E5%88%87.json)

## 线

- **拼音**: 20_38
- **部首**: 54
- **音频**: [发音](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/国际中文/word/线/speak.mp3)
- **笔顺数据**: [JSON](https://zwxx.oss-cn-hangzhou.aliyuncs.com/hanzi/hanzi-writer-data/%E7%BA%BF.json)

# --media--

- **配图**: ![切线](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线.jpeg)
- **发音**: [音频](https://zwxx.oss-cn-hangzhou.aliyuncs.com/rongmeiti/科技汉语/phase/切线/切线_中文.MP3)

# --notes--

## 数据完整性

- ✅ hasBasicInfo
- ✅ hasTranslation
- ✅ hasAudio
- ✅ hasImage
- ✅ hasStrokeData
- ✅ hasExampleSentences