1
understand + noun/pronoun
动词后直接跟名词或代词作宾语，表示理解具体内容。
I don't understand the question.
理解某事物
理解；明白；懂得；认识到
先理解核心含义，再看它在真实句子里的用法。
理解；明白；懂得；认识到
To grasp the meaning of a word, statement, or fact.
I don't understand the question.
理解某事物
知道...的意思；理解；领会。
To know the meaning of; to parse or have parsed correctly; to comprehend.
熟练掌握；能妥善处理。
To be thoroughly familiar with; to be able to undertake properly.
理解事实或原理；将某种信念视为如此。
To comprehend a fact or principle; to regard or come to regard a belief as such.
了解意图、动机或性格；知道(事件的)原因。
To know the intent, motives or character of; (of events) to know the causes of or reasons for.
understand
Base
原形
understands
3rd person
第三人称单数
understanding
-ing
现在分词
understood
Past
过去式
understood
Past participle
过去分词
I understand the instructions.
我理解这些指示。
She understood the problem yesterday.
她昨天理解了这个问题。
They have understood the concept.
他们已经理解了这个概念。
不规则动词
Could you explain that again? I don't understand the difference between these two words.
你能再解释一遍吗？我不明白这两个词之间的区别。
After we read the instructions, we understood the whole process.
读完说明后，我们明白了整个过程。
She understands what the poem means because she studied it in school.
她明白这首诗的意思，因为她在学校学过。
动词后直接跟名词或代词作宾语，表示理解具体内容。
I don't understand the question.
理解某事物
接that引导的宾语从句，表示理解某个事实或情况。
I understand that you need more time.
理解（某事）
接why, how, what等疑问词引导的从句，表示理解原因、方式等。
Do you understand why she left?
理解（疑问词从句）
接人+动名词，表示理解某人的行为或情感。
I can understand him wanting more freedom.
理解某人的行为/感受
Not this
I am understanding the problem now.
Use this
I understand the problem now.
understand 是静态动词，通常不用于进行时态。
Not this
We have a good understand of each other.
Use this
We have a good understanding of each other.
understand 是动词，名词形式是 understanding。
Not this
I don't understand to do this.
Use this
I don't understand how to do this.
understand 后不能直接跟不定式，需用 how/what 等疑问词或 that 从句。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
理解问题
I don't understand the problem.
我不理解这个问题。
互相理解
We need to understand each other better.
我们需要更好地互相理解。
理解为什么
I can't understand why he left.
我不明白他为什么离开。
理解如何
Do you understand how this works?
你明白这是如何运作的吗？
理解概念
It took me a while to understand the concept.
我花了一段时间才理解这个概念。
理解指示
Please make sure you understand the instructions.
请确保你理解这些指示。
使自己的意思被理解；表达清楚
He struggled to make himself understood in a foreign language.
他努力用外语表达清楚自己的意思。
理解某人的立场或观点
I understand where you're coming from, but I disagree with your conclusion.
我理解你的立场，但我不同意你的结论。
了解细节和 intricacies
It takes time to understand the ins and outs of the new system.
需要时间来了解新系统的来龙去脉。
你永远不可能真正了解一个人，除非你从他的角度去考虑问题。
This quote from Harper Lee's 'To Kill a Mockingbird' teaches the importance of empathy.
这句出自哈珀·李《杀死一只知更鸟》的名言教导了同理心的重要性。
如果你不能简单地解释清楚，你就没有充分理解它。
Often attributed to Albert Einstein, this saying highlights that deep understanding enables simplicity.
这句谚语常被归因于爱因斯坦，强调深刻的理解能带来简洁的表达。
Use understand naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
将understand拆为under（下面）和stand（站），想象站在下面仰视倾听，从而理解。
该词通常用于日常对话，中性语气，适用于各种场合。
All listed words share the 'and' ending and rhyme with 'understand' (stressed /ænd/). Note that words like 'under' do not rhyme.
Dictionary facts from ECDICT, WIKTIONARY.