1
a nightstick
nightstick 是可数名词，单数前通常用 a/an。
The officer held a nightstick in his hand.
那名警察手里拿着一根警棍。
警棍
nightsticks — plural of nightstick
先理解核心含义，再看它在真实句子里的用法。
警棍
a short, thick stick carried by police officers
The officer held a nightstick in his hand.
那名警察手里拿着一根警棍。
警棍
n a short stout club used primarily by policemen
The officer carried a nightstick on her belt during the patrol.
巡逻时，那名警官把警棍挂在腰带上。
He was told to drop the nightstick before approaching the suspect.
他被告知在走近嫌疑人之前放下警棍。
Many police departments now train officers to use a nightstick only as a last resort.
许多警察部门现在训练警员只在万不得已时才使用警棍。
nightstick 是可数名词，单数前通常用 a/an。
The officer held a nightstick in his hand.
那名警察手里拿着一根警棍。
with a nightstick 在句中作方式状语，说明动作使用的工具。
The police officer hit the attacker with a nightstick.
警察用警棍击打袭击者。
Not this
The officer hit the man with a police stick.
Use this
The officer hit the man with a nightstick.
“police stick” 是“警棍”的逐字直译；英语中该物品的常用说法是 nightstick（或 baton）。
Not this
The police officer nightsticked the demonstrator.
Use this
The police officer hit the demonstrator with a nightstick.
nightstick 是名词，意为“警棍”，标准英语中不作动词用；表达动作时应说 hit … with a nightstick。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
警察使用的警棍
The officer kept a police nightstick in his belt.
这名警察腰带上别着一根警棍。
挥动警棍
The guard swung his nightstick to keep the intruder away.
保安挥动警棍，不让闯入者靠近。
拔出警棍
She pulled out her nightstick when the man lunged at her.
当那名男子扑向她时，她拔出了警棍。
警棍击打
A nightstick blow to the arm left a deep bruise.
一记警棍击打落在手臂上，留下深深淤青。
警棍殴打
Reports of nightstick beatings sparked widespread protests.
有关警棍殴打的报道引发了广泛抗议。
Use nightsticks naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
night（夜晚）+ stick（棍）→ 警察夜巡时手里拿的棍子，就是警棍。
语域：neutral 常见场景：警察执法、新闻报道 nightstick 是较常见的普通用词，多用于日常或新闻报道，语气中性，通常指警察使用的短棍。
nightstick 读 /ˈnaɪtstɪk/，重音在第一个音节。stick、broomstick、lipstick、candlestick、matchstick 都以拼写部分“stick”结尾，词尾都读 /stɪk/，和 nightstick 的词尾相同；但严格说它们不整体押韵，因为 nightstick 的重音在 night 上。注意 toothpick 是形近词，读 /ˈtuːθpɪk/，结尾是 /pɪk/ 而不是 /stɪk/。
Dictionary facts from ECDICT, WIKTIONARY.