1
the nub of sth
用于强调核心或要点。
The nub of the problem is a lack of funding.
问题的关键在于缺乏资金。
小块；瘤；结节
先理解核心含义，再看它在真实句子里的用法。
小块；瘤；结节
a small lump or protuberance
The nub of the problem is a lack of funding.
问题的关键在于缺乏资金。
小凸起或小块
A small knob or lump.
小肿块或凸起
a small lump or protuberance
问题、争论等的核心或本质
The essence or core of an issue, argument etc.
小块
a small piece
There was a small nub of cheese left on the plate.
盘子里只剩下一小块奶酪。
AI contextual example
The nub of the problem is that we don't have enough funding.
问题的核心是我们没有足够的资金。
AI contextual example
He felt a hard nub under the skin of his arm.
他感到手臂皮肤下有一个硬结节。
AI contextual example
a nub of coal
一小块煤。
WordNet
用于强调核心或要点。
The nub of the problem is a lack of funding.
问题的关键在于缺乏资金。
指一小块或一小团。
She spread a nub of butter on the bread.
她在面包上抹了一小块黄油。
Not this
He nubbed the problem.
Use this
He got to the nub of the problem.
错误：将名词 'nub' 误用作动词。'nub' 是名词，意为'核心'或'小块'，不能直接作动词。正确表达应为 'get to the nub of something'，表示抓住要点。
Not this
The nub for the issue is clear.
Use this
The nub of the issue is clear.
错误：介词使用不当。表示'...的要点'时，固定搭配为 'the nub of...'，而非 'for'。'nub' 后接介词 'of' 引出所属关系。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
事情的关键；核心问题
The nub of the matter is that we need more time.
事情的关键是我们需要更多时间。
一小块黄油
She added a nub of butter to the pan.
她在锅里加了一小块黄油。
一小截铅笔；铅笔头
He wrote the note with a nub of a pencil.
他用一小截铅笔写了那张便条。
问题的核心；事情的要点
Let's skip the details and focus on the nub of the matter.
我们跳过细节，直接关注问题的核心。
触及某事的关键；抓住某事的核心
The discussion was going in circles, so she tried to get to the nub of the issue.
讨论一直在兜圈子，于是她试图抓住问题的关键。
Use nub naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
nub 像 knob 少了 k，都是‘小凸起’；而问题的‘核心’就是那个凸起的 nub。
语域：mixed 常见场景：opinion columns and editorials、casual conversation about a decision or problem nub 表示“核心、要点”时（如 the nub of the matter），常见于书面评论和日常谈话，正式与非正式场合都比较自然；多与 the 和 of 短语连用。
Also used figuratively to mean 'the central point'.
Dictionary facts from ECDICT, WIKTIONARY.