embark on an undertaking
表示“着手做某事”，也可说 take on an undertaking；undertaking 在此指需投入精力的事情或项目。
The firm embarked on an undertaking that few thought possible.
这家公司着手开展一项很少有人看好的事业。
任务；项目；事业
承诺；保证；殡葬业；丧葬事务；承担；着手；承诺（的行为）；任何被承担或尝试的工作；殡葬师的行业
a task or project that someone takes on or attempts
殡葬业；丧葬事务
The business of an undertaker, or the management of funerals.
任何被承担或尝试的工作
any piece of work that is undertaken or attempted
承诺；保证
A promise or pledge; a guarantee.
殡葬师的行业
the trade of a funeral director
承担的事务；事业；企业
That which is undertaken; any business, work, or project which a person engages in, or attempts to perform; an enterprise.
承担的行为
The act of one who undertakes (in either sense).
Starting her own bakery was a risky undertaking, but she had a solid business plan.
开办自己的面包店是一项有风险的事业，但她有扎实的商业计划。
用法提示：此处 undertaking 指需要付出努力的任务或事业，作可数名词。
AI contextual example
Cleaning up the entire beach before summer is a huge undertaking for the small volunteer group.
在夏天来临前清理整片海滩，对这个小志愿者团队来说是一项巨大的工程。
用法提示：此句用可数名词 undertaking 表示一项艰巨的任务。
AI contextual example
The company's new undertaking will create hundreds of jobs in the region.
公司的新项目将在该地区创造数百个就业机会。
用法提示：这里 undertaking 指企业着手开展的项目或事业。
AI contextual example
表示“着手做某事”，也可说 take on an undertaking；undertaking 在此指需投入精力的事情或项目。
The firm embarked on an undertaking that few thought possible.
这家公司着手开展一项很少有人看好的事业。
give an undertaking 意为“作出承诺”，语气正式，多见于新闻和政治报道；也可说 give an undertaking to do sth。
The minister gave an undertaking that the rules would be reviewed.
部长承诺这些规定将会被重新审查。
undertaking 表示“承诺、保证”时，后面常接不定式说明承诺的具体内容。
She signed an undertaking to keep the information confidential.
她签署了一份承诺书，保证对这些信息保密。
更具体，常指有明确目标和时间表的事业
强调风险或创新，商业或创业语境常用
可指企业本身或大型计划，较正式
更强调努力和尝试，语气较为正式
更具体、范围较小，通常指日常或具体工作
grammar · medium
易错句子She has completed several difficult undertaking this year.
正确表达She has completed several difficult undertakings this year.
undertaking 表示“任务、项目”时是可数名词，前面有 several 这类复数限定词时，必须用复数形式 undertakings。
grammar · medium
易错句子His father is an undertaking who arranges funerals in the village.
正确表达His father is an undertaker who arranges funerals in the village.
undertaking 指“殡葬业”或“承担的事情”，而“殡葬师、承办丧葬者”这个人是 undertaker；这里指人，所以要用 undertaker。
grammar · medium
易错句子The company gave an undertaking of finishing the bridge by June.
正确表达The company gave an undertaking to finish the bridge by June.
undertaking 表示“承诺、保证”时，后面用不定式 to do 说明承诺的具体内容，不用 of doing 结构。
强调为目标持续付出努力，多用于正式书面语，常指抽象的努力或宏大事业；undertaking 指已经承担下来的具体任务、项目，也可指“承诺”。美式拼 endeavor，英式拼 endeavour。
侧重有冒险性、需要魄力的大型计划，也常直接指商业公司；undertaking 更中性，泛指承担下来的工作或项目，一般不用来指公司实体。想说“一家公司”时用 enterprise，不用 undertaking。
与 undertaking 只差一个 -r，但指人，是职业名称；undertaking 指事情或行业。谈丧葬时，undertaker 是“从业者”，而“殡葬业”说 the undertaking business。英式英语中 undertaker 偶可泛指“承担者”，但现代常用义仍是殡葬师。
一项重大任务（或事业）
Organizing the international conference was a major undertaking.
组织这次国际会议是一项重大任务。
冒险的事业；有风险的事
Launching a start-up during a recession is a risky undertaking.
在经济衰退期间创办初创企业是一件有风险的事。
作出承诺；作出保证
The contractor gave an undertaking to complete the work by June.
承包商作出承诺，将在六月底前完成工作。
庄严的承诺
Both leaders made a solemn undertaking to reduce carbon emissions.
两位领导人都作出了减少碳排放的庄严承诺。
殡葬业
He worked in the undertaking business for nearly thirty years.
他在殡葬业工作了近三十年。
前缀；同前缀词：undergo, underline, underground
词根（加 -ing 时 e 省略为 tak-）；同根词：undertake, overtake, mistake
后缀；同后缀词：building, meeting, training
指主动发起并有计划开展的工作，与 undertaking 的‘承担的事务/事业’义相关。
强调被赋予或自认的重要任务，也是一种 undertaking。
指为达成目标而组织的一系列行动，常与 undertaking 在计划性活动中同现。
指有组织、有步骤的活动或业务，常见于工程项目或商业语境。
指分派给某人完成的具体工作，与 undertaking 的‘承担的工作’义相近但更具体。
一项艰巨的事业/庞大的工程
Building the tunnel was a mammoth undertaking that took years to complete.
修建这条隧道是一项艰巨的工程，耗时数年才完成。
一项令人却步的任务
Reorganizing the entire department proved to be a daunting undertaking.
重组整个部门被证明是一项令人却步的任务。
庄严的承诺
The government gave a solemn undertaking to protect the refugees.
政府作出庄严承诺，保护难民。
Dictionary facts from ECDICT, WIKTIONARY.