Word · Frequency #19254
decompose
/ˌdiːkəmˈpəuz/
verb
分解
to separate a substance into its constituent elements or parts
- 1.
To separate or break down (something) into its components.
将(某物)分解成其组成部分。
- 2.
To rot, decay or putrefy.
腐烂,腐败或腐化。
（使）腐烂；将(某物)分解成其组成部分。；腐烂,腐败或腐化。；(使)腐烂
In use
In this experiment, the scientist will decompose the compound into its basic elements.
The dead leaves in the forest decompose slowly and return nutrients to the soil.
Heat and moisture are decomposing the fallen fruit quickly.
decompose sth
The bacteria decompose organic matter.
细菌分解有机物。
decompose into sth
Water can decompose into hydrogen and oxygen.
水可以分解成氢和氧。
decompose (intransitive)
Connections
Collocations
- decompose into
- 分解成
- The chemical decomposes into harmless substances.这种化学物质分解成无害物质。
- decompose naturally
- 自然腐烂；自然分解
- The fallen leaves decompose naturally in the forest.落叶在森林里自然腐烂。
- decompose over time
- 随时间推移而分解
- The wood has decomposed over time.木头随着时间的推移已经腐烂了。
- decompose organic matter
- 分解有机物
- Bacteria decompose organic matter in the soil.细菌在土壤中分解有机物。
- decompose rapidly
- 迅速腐烂
- The fruit decomposed rapidly in the heat.水果在高温下迅速腐烂。
Synonyms
Learner notes
Memory Tip
de- 表“反向”，compose 是“组成”；把组成好的东西拆开就是 decompose——分解、腐烂。
Context & Register
语域：formal 常见场景：chemistry、biology、formal writing decompose 多用于科学或较正式的书面语境；日常口语中表示“腐烂”通常用 rot，表示“分解”则常见于化学、数学等专业表达。
Pronunciation & Spelling
这些词都以 -ose 拼写结尾，读作 /əʊz/，与 decompose 押韵。注意拼写相似的 decomposition 读作 /ˌdiːkɒmpəˈzɪʃən/，其中 -pos- 读 /zɪ/，不押韵。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.