1
a dagger
名词用法：dagger 为可数名词，指短小锋利的匕首。
He wore a dagger at his belt.
他腰带上佩着一把匕首。
匕首
daggers — plural of dagger
先理解核心含义，再看它在真实句子里的用法。
匕首
a short knife with a pointed blade used for piercing or stabbing
He wore a dagger at his belt.
他腰带上佩着一把匕首。
A stabbing weapon, similar to a sword but with a short, double-edged blade.
船架中斜放的木材。
A timber placed diagonally in a ship's frame.
与达格纳姆和雷德布里奇足球俱乐部有关联的球员、支持者或其他人员。
A player, supporter or other person connected with Dagenham & Redbridge Football Club.
用于刺或戳的短刀
a short knife with a pointed blade used for piercing or stabbing
The museum display showed an ancient bronze dagger with a carved handle.
博物馆展品展示了一把带雕刻手柄的古代青铜匕首。
She kept a small dagger in her boot for protection while traveling through the forest.
穿越森林旅行时，她把一把小匕首放在靴子里以防身。
In the fantasy novel, the hero used a jeweled dagger to cut the ropes.
在奇幻小说中，主人公用一把镶嵌宝石的匕首割断了绳索。
名词用法：dagger 为可数名词，指短小锋利的匕首。
He wore a dagger at his belt.
他腰带上佩着一把匕首。
介词 with 接 dagger 表示所使用的工具。
The assassin stabbed the guard with a dagger.
刺客用它首刺伤了卫兵。
动词用法：dagger 是及物动词，意为“用它首刺”，过去式为 daggered。
The knight daggered the enemy in the dark.
骑士在黑暗中用它首刺向敌人。
Not this
He attacked her with dagger.
Use this
He attacked her with a dagger.
dagger 是可数名词，单数用法前通常需要限定词；汉语没有冠词，所以容易漏掉 a/an。这里 a dagger 表示“一把匕首”。
Not this
The intruder stabbed him by a dagger.
Use this
The intruder stabbed him with a dagger.
表示用匕首作为工具时，介词要用 with，即 with a dagger；不用 by，by 更常用于引出动作的执行者，如 by the thief。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
将匕首刺入
The assassin plunged a dagger into his chest.
刺客将匕首刺入他的胸膛。
拔出匕首
He drew a dagger from his belt.
他从腰带上拔出一把匕首。
把匕首收回鞘中
She sheathed her dagger after the fight.
打斗结束后，她把匕首收回鞘中。
挥舞匕首
The warrior wielded a dagger in each hand.
武士双手各挥舞一把匕首。
锋利的匕首
She carried a sharp dagger for protection.
她随身携带一把锋利的匕首以防身。
剑拔弩张；势不两立
The two neighbors are at daggers drawn over the property line.
这两个邻居因为地界问题剑拔弩张。
对某人怒目而视
She looked daggers at me when I mentioned the topic.
我提到那个话题时，她对我怒目而视。
秘密的；谍报活动的
He loves spy novels full of cloak-and-dagger intrigue.
他喜欢充满秘密谍报情节的间谍小说。
我眼前所见的，可是把匕首吗？刀柄正朝着我的手？
The detective found a dagger hidden under the cushion.
侦探在坐垫下发现了一把藏着的匕首。
人们的笑容里藏着匕首。
She felt as if every friendly face hid a dagger.
她觉得每张友好的面孔下都藏着一把匕首。
Use daggers naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 dagger 里双写的 gg 如同匕首的双刃，短小锋利，一刺即中。
语域：mixed 常见场景：历史或战斗场景、虚构作品（如奇幻、游戏）、新闻报道或故事中的袭击描写 dagger 作名词时通常指短小的双刃刺击武器，多用于历史、虚构作品或叙述袭击场景；作动词意为用匕首刺，较少见，多出现在文学性描写中。日常口语中更常用 knife。
stagger、swagger和bragger与dagger押韵（/æɡɚ/）；digger、eager和danger拼写相近，但发音不同，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.