a dud
指失败或无用的东西。
The fireworks were a dud.
烟花是个哑弹。
未爆炸的;哑火的
duddest — superlative of dud
先理解核心含义,再看它在真实句子里的用法。
未爆炸的;哑火的
failing to detonate; especially not charged with an active explosive
The fireworks were a dud.
烟花是个哑弹。
无用的;失败的;无效的。
Useless; failing; ineffective.
The dud firework didn't explode, so the children were disappointed.
这个哑火的烟花没有爆炸,所以孩子们很失望。
Farmers often find dud shells in their fields after the war ended.
战争结束后,农民们经常在田里发现未爆的炮弹。
The bomb disposal robot picked up the dud bomb and moved it to a safe place.
拆弹机器人把那枚未爆炸的炸弹搬到安全的地方。
指失败或无用的东西。
The fireworks were a dud.
烟花是个哑弹。
dud作形容词,表示不成功的或无效的。
He told a dud joke.
他讲了个不成功的笑话。
duds是非正式用语,指衣服,尤指特定场合穿的。
He was wearing his best duds.
他穿着他最好的衣服。
Not this
The movie was dud.
Use this
The movie was a dud.
dud 作名词时可数,需要冠词或复数形式;此处意为“失败的事物”,应用不定冠词 a。
Not this
These fireworks are dud.
Use this
These fireworks are duds.
主语是复数,谓语应用复数名词 duds 表示“多个哑弹”或“多个无用物”。
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Collins 词频等级为 1,建议结合例句记忆,而不是只背中文释义。
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, WORDNET.