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commit arson
commit arson 是表示“纵火犯罪”的常见搭配，commit 后直接接 arson。
He was found guilty of committing arson.
他被判犯有纵火罪。
纵火；纵火罪
arsons — plural of arson
先理解核心含义，再看它在真实句子里的用法。
纵火；纵火罪
the crime of maliciously burning property to destroy it
He was found guilty of committing arson.
他被判犯有纵火罪。
故意纵火意图造成破坏的犯罪行为。
The crime of deliberately starting a fire with intent to cause damage.
The police arrested the man and charged him with arson.
警方逮捕了那名男子，并指控他犯有纵火罪。
The fire investigator found clear evidence of arson in the warehouse.
火灾调查员在仓库里发现了纵火的明确证据。
Several companies lost everything in the fire, and the cause was ruled arson.
几家公司在那场火灾中损失殆尽，而火灾原因被判定为纵火。
commit arson 是表示“纵火犯罪”的常见搭配，commit 后直接接 arson。
He was found guilty of committing arson.
他被判犯有纵火罪。
charge 常与 with 搭配，be charged with arson 表示“被控纵火罪”。
She was charged with arson and later acquitted.
她被指控纵火，后来被判无罪。
an act of arson 是名词短语，强调某次火灾的性质属于故意纵火。
Investigators determined that the fire was an act of arson.
调查人员确定这场火灾是一起纵火行为。
arson attack 中 arson 作定语修饰 attack，表示“纵火袭击”。
The warehouse was badly damaged in an arson attack.
仓库在一次纵火袭击中严重受损。
Not this
He arsoned the factory.
Use this
He set fire to the factory.
arson 是名词，意为“纵火罪”，不能直接当动词使用；表达纵火行为应用 set fire to... 或 commit arson。
Not this
He was charged with an arson.
Use this
He was charged with arson.
arson 在此作不可数名词，指“纵火罪”，前面不加不定冠词 an。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
纵火；犯纵火罪
He was arrested for committing arson at the warehouse.
他因在仓库纵火而被捕。
纵火调查
The police launched an arson investigation after the fire.
火灾发生后，警方展开了纵火调查。
纵火指控
The suspect faces arson charges in court.
这名嫌疑人将在法庭上面临纵火指控。
疑似纵火
Firefighters said the blaze was suspected arson.
消防员表示这场大火疑似纵火。
纵火袭击
The school was damaged in an arson attack.
那所学校在一次纵火袭击中被毁。
纵火嫌疑人
Police have questioned an arson suspect.
警方已讯问了一名纵火嫌疑人。
Use arsons naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 arson 拆成 ar + son，想象一个“儿子”（son）偷偷放火烧屋，犯下纵火罪；记住 son 在点火，arson 就是纵火。
语域：neutral 常见场景：法律文书、警方报告、新闻报道 “arson”是中性偏正式的名词，多用于法律、警方和新闻报道等严肃场合；日常口语中较少单独使用，较常见的是说 set fire to 表示纵火行为，作为罪名时通常说 commit arson。
通常指“纵火罪”时不可数；表示“多起纵火案”时可用复数 arsons。
Dictionary facts from ECDICT, WIKTIONARY.