be on fire
表示处于燃烧的状态，介词固定用 on，不能说 be in fire。
The old barn was on fire.
那座旧谷仓着火了。
火；燃烧
火堆；篝火；炉火；火灾；失火；射击；开火；子弹；炮弹；射弹；炮火；火力；弹幕
The chemical process of burning, which produces heat, light, and usually flame or smoke; fire as one of the Classical elements.
一种(通常自持的)化学反应,涉及氧与碳或其他燃料的结合,产生热并伴有火焰或阴燃。
A (usually self-sustaining) chemical reaction involving the bonding of oxygen with carbon or other fuel, with the production of heat and the presence of flame or smouldering.
某物燃烧的事件(通常具有破坏性)
the event of something burning (often destructive)
这种化学反应的一个实例,特指为有用目的而有意在特定地点生成并维持的火(如营火或炉火)。
An instance of this chemical reaction, especially when intentionally created and maintained in a specific location to a useful end (such as a campfire or a hearth fire).
向敌人开火或炮击的行为
the act of firing weapons or artillery at an enemy
火灾,常为意外发生,在特定地点造成损害和危险。
The occurrence, often accidental, of fire in a certain place, causing damage and danger.
可燃材料燃烧产生热和光以及(通常)烟雾的过程
the process of combustion of inflammable materials producing heat and light and (often) smoke
上述燃烧的化学反应,被视为古典元素或炼金术的基本元素之一。
The aforementioned chemical reaction of burning, considered one of the Classical elements or basic elements of alchemy.
生火所需的元素。
The elements necessary to start a fire.
从枪或其他远程武器射出的子弹或其他射弹。
The bullets or other projectiles fired from a gun or other ranged weapon.
由火炮或类似武器进行的计划性轰击,或实施这种轰击的能力。
A planned bombardment by artillery or similar weapons, or the capability to deliver such.
弹幕,齐射
A barrage, volley
一次或多次火箭发动机点火的事件。
An instance of firing one or more rocket engines.
热情的力量,无论是爱还是恨。
Strength of passion, whether love or hate.
想象力或幻想的生动性；智力和道德上的热情。
Liveliness of imagination or fancy; intellectual and moral enthusiasm.
辉煌；光彩；光泽；因此,星星。
Splendour; brilliancy; lustre; hence, a star.
严峻考验；任何激怒或挑衅的事物。
A severe trial; anything inflaming or provoking.
蛋白石中的红色着色。
Red coloration in a piece of opal.
宝石,尤其是切割后的宝石,能够将白光分散成多光谱成分,产生不同颜色的闪光,这种丰富性和分散性增加了宝石的价值。
The capacity of a gemstone, especially a faceted, cut gemstone, that is transparent to visible light, to disperse white light into its multispectral component parts, resulting in a flash of different colors, the richness and dispersion of which increases the gemstone's value.
The fire destroyed the entire warehouse.
那场火灾摧毁了整个仓库。
用法提示：名词“fire”在此表示火灾，即燃烧事件。
AI contextual example
We sat around the fire and told stories.
我们围坐在篝火旁讲故事。
用法提示：名词“fire”在此指篝火，可控燃烧。
AI contextual example
The forest fire spread quickly due to the wind.
森林大火因风迅速蔓延。
用法提示：名词“fire”在此指野火，大规模燃烧事件。
AI contextual example
表示处于燃烧的状态，介词固定用 on，不能说 be in fire。
The old barn was on fire.
那座旧谷仓着火了。
也可说 set sth on fire，意思相同；注意 fire 前不加冠词。
They set fire to the dry grass.
他们放火烧了那些干草。
强调开始燃烧，一般不用被动语态。
The curtains caught fire very quickly.
窗帘很快就着火了。
用于描述火灾突然发生，主语通常是 a fire 或 fires。
A fire broke out on the third floor last night.
昨晚三楼发生了一场火灾。
flame 强调看得见的火苗，可数；a flame 指一团火苗，the flames 常指大火。泛指“火”时 fire 更常用。
blaze 指火势旺盛、明亮的大火，语气比 fire 强，常用于新闻报道或描写，如 a blaze of fire。
inferno 语气强烈，多用于描写火灾失控、极为猛烈的情形，常含夸张或比喻色彩，不如 fire 中性。
conflagration 为较正式、书面化的词，特指造成大范围破坏的火灾；日常口语中一般用 fire。
grammar · medium
易错句子The dry grass caught a fire.
正确表达The dry grass caught fire.
catch fire 是固定短语，表示“着火”，fire 前不加冠词；汉语“着火”没有冠词，容易误加 a。
grammar · medium
易错句子A fire happened last night.
正确表达A fire broke out last night.
英语中“火灾发生”常用 break out，而不是 happen；happen 一般用于偶然事件，不用于火灾等突发灾害。汉语“发生火灾”直译成 happen 会造成搭配错误。
grammar · medium
易错句子They set fire on the old house.
正确表达They set fire to the old house.
固定搭配是 set fire to sth，介词用 to，表示“放火烧某物”；on 不符合该搭配。汉语“放火烧……”容易误用 on。
此处‘fire’指古典四元素之一的“火”，与“水”（water）互为传统对立元素；该对应不能用于“火灾/失火”或“炉火/篝火”等具体义。
fire 指燃烧现象、火灾或一堆火；flame 特指燃烧产生的火舌/火苗，是可数名词，不能用来指火灾或篝火。
blaze 指猛烈、失控的大火，常用于新闻或书面语；fire 更通用，可指任何规模的燃烧或火灾。
fire 是名词，指火或火灾；burn 常作动词表示“燃烧、烧毁”，作名词时则指烧伤处。
着火；起火
Dry leaves can catch fire easily.
干树叶很容易着火。
生火；（意外地）引起火灾
We used matches to start a fire in the fireplace.
我们用火柴在壁炉里生火。
扑灭火灾；灭火
The firefighters worked for hours to put out the fire.
消防员们花了几个小时才把火扑灭。
着火；起火
The building was on fire, and smoke could be seen from far away.
那栋楼着火了，从很远的地方就能看到烟雾。
火灾报警器；火警
The fire alarm went off in the middle of the night.
半夜火警响了。
灭火器
Every kitchen should have a fire extinguisher.
每个厨房都应该有一个灭火器。
玩火;冒险
You're playing with fire if you invest all your money in that scheme.
如果你把所有的钱都投进那个计划,你就是在玩火。
火上浇油
His angry reply only added fuel to the fire.
他愤怒的回答只会火上浇油。
受到批评;受到攻击
The government is under fire for its handling of the crisis.
政府因处理危机的方式而受到批评。
我们并没有点燃这场火，自从世界开始转动，它就一直在燃烧。
Billy Joel's 1989 hit song 'We Didn't Start the Fire' uses fire as a symbol of the world's continuing troubles.
比利·乔尔1989年的热门歌曲《We Didn't Start the Fire》用“火”来象征这个世界持续不断的麻烦。
我浑身像着了火一样
In Bruce Springsteen's 1984 song 'I'm on Fire,' fire stands for an overpowering desire.
在布鲁斯·斯普林斯汀1984年的歌曲《I'm on Fire》中，“火”代表着无法抗拒的欲望。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.