1
a stick of dynamite
（名词）dynamite 通常作不可数名词；表示“一条/一根”时用 a stick of。
The workers used a stick of dynamite to break the rock.
工人们用一根炸药炸碎了岩石。
炸药
先理解核心含义，再看它在真实句子里的用法。
炸药
a powerful explosive containing nitroglycerin, often used in blasting
The workers used a stick of dynamite to break the rock.
工人们用一根炸药炸碎了岩石。
由硝化甘油和吸收性介质(如硅藻土)制成的一类炸药,用于采矿和爆破。
A class of explosives made from nitroglycerine in an absorbent medium such as kieselguhr, used in mining and blasting.
一种含硝酸盐的炸药,用吸附在木浆上的硝化甘油敏化。
an explosive containing nitrate sensitized with nitroglycerin absorbed on wood pulp
The workers used dynamite to make the tunnel wider.
工人们用炸药把隧道拓宽。
They kept the dynamite in a small shed far from the village.
他们把炸药存放在离村子很远的小棚子里。
Dynamite is extremely dangerous if it is not handled properly.
炸药如果处理不当会非常危险。
（名词）dynamite 通常作不可数名词；表示“一条/一根”时用 a stick of。
The workers used a stick of dynamite to break the rock.
工人们用一根炸药炸碎了岩石。
（及物动词）dynamite 后直接接宾语，意为“用炸药炸毁”。
They dynamited the old bridge to build a new one.
他们炸毁了旧桥以建造一座新桥。
（动词被动语态）dynamite 的过去分词为 dynamited。
The abandoned factory was dynamited last week.
那座废弃的工厂上周被炸毁了。
Not this
He bought a dynamite from the store.
Use this
He bought dynamite from the store.
dynamite 作“炸药”讲时是不可数名词，不能用不定冠词 a，也不用复数形式。
Not this
The engineers bombed the rock to clear the road.
Use this
The engineers dynamited the rock to clear the road.
表示“用炸药炸毁”时应用动词 dynamite，而 bomb 通常指用炸弹轰炸（多指空袭），与这里“爆破岩石”的语境不符。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
一根炸药棒
He lit a stick of dynamite and threw it into the water.
他点燃一根炸药棒，扔进了水里。
炸药捕鱼（用炸药炸鱼的非法捕捞方式）
Dynamite fishing is disastrous for marine life.
炸药捕鱼对海洋生物是灾难性的。
炸药包
A small dynamite charge was enough to break the boulder.
一小包炸药就足以炸碎那块巨石。
炸药爆炸
The dynamite blast shook the whole valley.
炸药爆炸震撼了整个山谷。
炸毁桥梁
The engineers decided to dynamite the old bridge to make way for a new one.
工程师们决定炸毁旧桥，为新建桥梁让路。
小身材，大威力（比喻不起眼的人或物可能能量巨大）
Don't underestimate the new intern; dynamite comes in small packages.
别小看这位新实习生，小身材往往大有能量。
政治炸药（指极易引发争议或动荡的敏感话题）
The minister's remarks about taxes were political dynamite.
部长关于税收的言论是政治炸药。
棒极了；极具吸引力（口语）
Their live show is dynamite.
他们的现场演出棒极了。
我会像炸药一样将它点燃。（出自BTS热门歌曲《Dynamite》）
When the chorus goes 'I'ma light it up like dynamite,' the whole stadium erupts.
当副歌唱到“我会像炸药一样将它点燃”时，整个体育场都沸腾了。
我们要像炸药一样将它点燃。（出自Taio Cruz的舞曲《Dynamite》）
The DJ dropped the beat, and the dance floor exploded like dynamite.
DJ一放节奏，舞池就像炸药一样炸开了。
Use dynamite naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记住 dynamite 谐音‘待那埋它’：炸药埋下去，等待引爆。
语域：neutral 常见场景：construction、mining、news reporting、historical accounts 通常作为名词，指一种高爆炸药，多用于工程、采矿或爆破等场景，也常见于新闻报道和历史叙述；日常口语中虽然可以使用，但更常见于较正式或专业化的语境。
All these words end with the /aɪt/ sound and rhyme with the final syllable of dynamite (/ˌmaɪt/). Beware of lookalikes with different sounds: dynamic /daɪˈnæmɪk/, dynamo /ˈdaɪnəmoʊ/, dynasty /ˈdaɪnəsti/ or /ˈdɪnəsti/.
Dictionary facts from ECDICT, WIKTIONARY.