1
sufficient + noun
直接修饰名词，表示数量充足。
We have sufficient evidence to support the claim.
我们有充分的证据支持这一主张。
足够的；充分的
先理解核心含义，再看它在真实句子里的用法。
足够的；充分的
sufficient
We have sufficient evidence to support the claim.
我们有充分的证据支持这一主张。
满足要求或需要的类型或种类
Of a type or kind that suffices, that satisfies requirements or needs.
数量足以满足需求或要求但不富余的
of a quantity that can fulfill a need or requirement but without being abundant
具备足够才能或成就；有胜任能力；合格；适合。
Possessing adequate talents or accomplishments; of competent power or ability; qualified; fit.
Make sure you have sufficient time to finish the exam.
确保你有足够的时间完成考试。
AI contextual example
The soup has sufficient salt, so you don't need to add more.
汤里的盐已经足够了，你不需要再加了。
AI contextual example
Her income is sufficient to cover her monthly expenses.
她的收入足以支付每月的开销。
AI contextual example
sufficient food
足够的食物
WordNet
直接修饰名词，表示数量充足。
We have sufficient evidence to support the claim.
我们有充分的证据支持这一主张。
后接不定式，表示足够做某事。
The funds are sufficient to cover the expenses.
资金足够支付这些费用。
后接for引出对象或用途。
This amount of food is sufficient for three people.
这些食物足够三个人吃。
Not this
The water is sufficient hot.
Use this
The water is sufficiently hot.
“sufficient”是形容词，不能修饰形容词“hot”，应使用副词形式“sufficiently”。
Not this
This money is sufficient to the expenses.
Use this
This money is sufficient for the expenses.
“sufficient to”后接动词不定式，表示“足以……”，而接名词宾语时需用介词“for”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
充分证据
The police did not have sufficient evidence to arrest him.
警方没有充分证据逮捕他。
足够时间
Please allow sufficient time for the project.
请为这个项目留出足够的时间。
充足资源
The company lacks sufficient resources to expand.
公司缺乏充足资源来扩张。
足够数量
Add a sufficient amount of water to the mixture.
向混合物中加入足够数量的水。
充分条件
Hard work is a necessary but not sufficient condition for success.
努力是成功的必要条件而非充分条件。
充分理由
He didn't give sufficient reason for his absence.
他没有给出缺席的充分理由。
一天的难处一天当就够了
Don't worry about tomorrow; sufficient unto the day is the evil thereof.
不要为明天忧虑，一天的难处一天当就够了。
一天的难处一天当就够了。（圣经马太福音6:34）
The old adage 'Sufficient unto the day is the evil thereof' reminds us not to borrow trouble from tomorrow.
这句古老格言'一天的难处一天当就够了'提醒我们不要为明天忧虑。
Use sufficient naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象你有足够的鱼吃，发音似'so fish ent'。
sufficient 比较正式，多用于学术、法律或书面语境，在日常口语中也可使用，但不如 enough 常见。
The words efficient, deficient, proficient, and omniscient share the same ending sound /ɪʃənt/ (stressed vowel /ɪ/). Note that 'ancient' ends with -cient but is pronounced with /eɪnʃənt/, so it does not rhyme.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.