Word · Frequency #13976
onerous
繁重的；艰巨的
核心释义
difficult to bear or deal with; burdensome
- 1.
构成身体、精神或象征性负担,须费力才能承受；繁重的。
Imposing or constituting a physical, mental, or figurative load which can be borne only with effort; burdensome.
- 2.
难以承受的；令人疲惫的
not easily borne; wearing
构成身体、精神或象征性负担,须费力才能承受；繁重的。；难以承受的；令人疲惫的；繁重的；负有法律责任的；[法] 负有义务的；艰巨的
用法In use
The new manager found the weekly reports an onerous task, so she asked her team for help.
用法提示：onerous 是形容词，修饰 task，表示繁重、费力的。
He agreed to help, but the onerous schedule soon exhausted him.
用法提示：形容词 onerous 修饰 schedule，强调负担沉重。
Signing the contract put them under an onerous obligation to deliver goods every month.
用法提示：onerous 作定语修饰 obligation，意为繁重且带有义务压力。
my duties weren't onerous; I only had to greet the guests
onerous + noun
作定语时，常修饰 task、duty、responsibility、obligation 等表示任务或义务的名词。
She was given an onerous task.
她接到一项繁重的任务。
相关词与表达Connections
搭配Collocations
- onerous task
- 繁重的任务
- Cleaning the entire house before the guests arrived proved to be an onerous task.在客人到来之前打扫整栋房子被证明是一项繁重的任务。
- onerous burden
- 沉重的负担
- The new regulations place an onerous burden on small businesses.新规定给小企业带来了沉重的负担。
- onerous responsibility
- 繁重的责任
- As the project manager, she had the onerous responsibility of coordinating all the teams.作为项目经理，她肩负着协调所有团队的繁重责任。
- onerous obligation
- 繁重的义务
- The treaty imposed onerous obligations on the defeated nation.条约给战败国强加了繁重的义务。
- onerous demands
学习提示Learner notes
记忆技巧Memory Tip
记忆联想：onus 本有“负担”之意，onerous 像“被负担压着”，想象巨石压肩、任务繁重。
语境与语域Context & Register
语域：formal 常见场景：法律条款、商务合同、正式报告 通常用于正式场合，多出现在法律、商务或官方书面语中，形容义务、任务等繁重而难以承受；日常口语中较少用。
发音与拼写Pronunciation & Spelling
这些词与 onerous 在拼写或发音上有相似点，但都不完全押韵。onus 与 onerous 的开头都读 /oʊn/；后五个词都以弱读的 /ərəs/ 结尾，且拼写为 -erous/-orous。不过 onerous 的重读元音是 /oʊ/，且重音在第一音节，与其他词的元音或重音不同，学习时需注意区分。
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT, WIKTIONARY.