---
id: vocab-49-00253
libId: 253
word: 未知数
type: vocabulary
dictionary:
  id: dict-49
  name: 科技汉语一二三级大纲词汇总
pinyin: wèi zhī shù
difficulty: '1'
translations:
  english: unknown number
  french: Numéro inconnu
  portuguese: Número desconhecido
  spanish: Número desconocido
  russian: неизвестное число
properties: 名
media:
  image: https://dl.baizor.com/public_resources/dictionary/dict-49/oss/images/level1/253.未知数.jpg
  audio: null
orderNum: 253
stats:
  sentenceCount: 2
  describeCount: 0
  characterCount: 3
completeness:
  hasBasicInfo: true
  hasTranslation: true
  hasAudio: false
  hasImage: true
  hasStrokeData: false
  hasExampleSentences: true
---

# --sentences--

## vs-1
**sentence**: 含有未知数的等式叫做方程。

## vs-2
**sentence**: 含有两个未知数的方程称为二元方程。

# --media--

- **配图**: ![未知数](https://dl.baizor.com/public_resources/dictionary/dict-49/oss/images/level1/253.未知数.jpg)