1
decompose sth
The bacteria decompose organic matter.
细菌分解有机物。
分解
先理解核心含义，再看它在真实句子里的用法。
分解
to separate a substance into its constituent elements or parts
The bacteria decompose organic matter.
细菌分解有机物。
将(某物)分解成其组成部分。
To separate or break down (something) into its components.
腐烂,腐败或腐化。
To rot, decay or putrefy.
decompose
Base
原形
decomposes
3rd person
第三人称单数
decomposing
-ing
现在分词
decomposed
Past
过去式
decomposed
Past participle
过去分词
Fruit decomposes quickly.
水果腐烂得很快。
In this experiment, the scientist will decompose the compound into its basic elements.
在这个实验中，科学家将把这种化合物分解成基本元素。
The dead leaves in the forest decompose slowly and return nutrients to the soil.
森林里的落叶缓慢腐烂，把养分归还给土壤。
Heat and moisture are decomposing the fallen fruit quickly.
炎热和潮湿正在使掉落的果实迅速腐烂。
The bacteria decompose organic matter.
细菌分解有机物。
Water can decompose into hydrogen and oxygen.
水可以分解成氢和氧。
The leaves decompose quickly in the forest.
树叶在森林里很快腐烂。
Not this
The decompose of the material is slow.
Use this
The decomposition of the material is slow.
decompose是动词，表示‘分解’的动作；而decomposition是名词形式。在英语中，表示‘分解的过程’需要用名词decomposition，而不是直接使用动词原形。
Not this
The team is decomposed of experts.
Use this
The team is composed of experts.
decompose表示‘分解’，而compose表示‘组成’。在表示‘由…组成’时，应用be composed of，而非be decomposed of。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
分解成
The chemical decomposes into harmless substances.
这种化学物质分解成无害物质。
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。
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。
分解有机物
Bacteria decompose organic matter in the soil.
细菌在土壤中分解有机物。
迅速腐烂
The fruit decomposed rapidly in the heat.
水果在高温下迅速腐烂。
Use decompose naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
de- 表“反向”，compose 是“组成”；把组成好的东西拆开就是 decompose——分解、腐烂。
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。
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。
Dictionary facts from ECDICT, WIKTIONARY.