1
issue/deliver an ultimatum to sb
常用动词有 issue、deliver、send 等，表示正式提出最后要求。
The workers issued an ultimatum to management.
工人们向管理层发出了最后通牒。
最后通牒
ultimatums — plural of ultimatum
先理解核心含义，再看它在真实句子里的用法。
最后通牒
a final demand made with the threat of serious consequences if it is rejected
The workers issued an ultimatum to management.
工人们向管理层发出了最后通牒。
一方对另一方提出的最后条件,尤指若不在指定期限前接受则威胁报复或开战
A final statement of terms or conditions made by one party to another, especially one that expresses a threat of reprisal or war if the terms are not met before some specified date and time.
最终不容反驳的要求
a final peremptory demand
The landlord gave us an ultimatum: either pay the rent by Friday or move out.
房东给我们下了最后通牒：要么周五前交房租，要么搬出去。
After several delays, the manager issued an ultimatum to the team about the project deadline.
经过几次拖延后，经理就项目截止日期向团队发出了最后通牒。
My brother gave me an ultimatum: help him clean the garage or he wouldn't lend me his car.
我哥哥给我下了最后通牒：要么帮他打扫车库，要么他就不把车借给我。
常用动词有 issue、deliver、send 等，表示正式提出最后要求。
The workers issued an ultimatum to management.
工人们向管理层发出了最后通牒。
give 后接双宾语，口语中也很自然；后面常用冒号引出具体条件。
Her boss gave her an ultimatum: improve your performance or leave.
她的老板给她下了最后通牒：要么改进业绩，要么走人。
demanding 后接名词或 that 从句；也可以用 to do 形式，但不如从句常见。
The government issued an ultimatum demanding the rebels surrender.
政府发出最后通牒，要求叛乱分子投降。
Not this
They gave us ultimatum.
Use this
They gave us an ultimatum.
“ultimatum”是可数名词，在句中作单数时前面必须加冠词“an”，汉语中省略冠词的用法不能直接套用到英语。
Not this
The ultimatum goal is to increase sales.
Use this
The ultimate goal is to increase sales.
“ultimatum”是名词，意为“最后通牒”；要表达“最终的”应用形容词“ultimate”。二者因词形相近易混，但词性和含义不同。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
发出最后通牒
The workers' union issued an ultimatum to management.
工会向管理层发出了最后通牒。
递交最后通牒
The government delivered an ultimatum to the rebels.
政府向叛军递交了最后通牒。
给某人下最后通牒
She gave her son an ultimatum: either find a job or move out.
她给儿子下了最后通牒：要么找工作，要么搬出去。
拒绝最后通牒
The union rejected the company's ultimatum.
工会拒绝了公司的最后通牒。
面临最后通牒
The company now faces an ultimatum from its creditors.
公司现在面临债权人发出的最后通牒。
无视最后通牒
The strikers ignored the ultimatum and continued protesting.
罢工者无视最后通牒，继续抗议。
向某人下最后通牒
She gave him an ultimatum: either quit smoking or move out.
她向他下了最后通牒：要么戒烟，要么搬出去。
发出最后通牒
The union issued an ultimatum to management to meet their demands by Friday.
工会向管理层发出最后通牒，要求他们在周五前满足其要求。
下达最后通牒
The president delivered an ultimatum to the rebels to surrender within 48 hours.
总统向叛军下达最后通牒，要求他们在48小时内投降。
Use ultimatums naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把ultimatum与ultimate（最后的）联系起来：想象谈判桌上发出的最后通牒，语气不容商量。
语域：mixed 常见场景：diplomacy、political negotiations、business negotiations、personal relationships ultimatum 通常用于外交、政治或商业谈判，表示一方发出的最后要求；在个人关系和日常对话中也会出现，语气较强烈。正式与口语场合都可能用到，但正式场合更常见。
真正同韵：datum /ˈdeɪtəm/、stratum /ˈstreɪtəm/（美式）、erratum /ɪˈreɪtəm/（美式），它们与 ultimatum 的 /meɪtəm/ 押韵。注意：英式英语中 stratum 读 /ˈstrɑːtəm/，erratum 读 /ɪˈrɑːtəm/。形近音异：maximum /ˈmæksɪməm/、minimum /ˈmɪnɪməm/ 只共享拼写结尾 -um，发音为 /əm/；ultimate /ˈʌltɪmət/ 拼写前部与 ultimatum 相同，但重音在首音节，结尾为 /ət/。
Dictionary facts from ECDICT, WIKTIONARY.