Use '以为' when you thought something was true, but it turned out to be incorrect.
Word in 30 Seconds
- Mistakenly think or assume something.
- Used when your belief is wrong.
- Common in everyday conversation.
Overview
“以为”这个词在汉语中非常常用，尤其是在日常口语交流中。它的核心含义是“错误地认为”或“想当然地认为”。它强调的是一种主观的、但与实际情况不符的判断。使用“以为”时，通常会伴随着后续的澄清或事实的揭示，以说明之前的想法是错误的。
“以为”后面可以接名词、代词、动词短语、形容词短语或句子，表示错误的想法的内容。例如：
以为 + 句子：我以为今天下雨。（错误的想法：今天下雨）
在句子结构上，“以为”常常与表示转折或对比的连词（如“但是”、“其实”、“结果”）连用，以突出错误判断与事实之间的反差。
“以为”经常出现在以下场景：
日常对话：当人们分享自己的想法，但这些想法后来被证明是错误的。
例：我以为你走了，结果你还在家。
纠正误解：当有人提出一个基于错误信息的观点时，可以用“以为”来指出对方的错误想法。
例：你以为这是免费的吗？其实不然。
表达惊讶或意外：当事实与预想不符时，可以用“以为”来表达惊讶。
例：我以为他很严肃，没想到他这么风趣。
- 1认为 (rènwéi)：‘认为’是一个更中性、更广泛的词，表示“持有某种看法”或“觉得”。它不一定带有错误的含义，可以是正确的判断。例如，“我认为这个计划可行”。而“以为”则明确带有“错误地认为”的意味。
**猜 (cāi)**：‘猜’表示根据有限的线索进行推测，结果可能是对的也可能是错的，侧重于猜测的过程。例如，“我猜他会赢”。而“以为”则是一种更确定的、但错误的判断。
总结来说，“以为”是这几个词中唯一明确带有“错误判断”含义的词。
Examples
我以为今天星期天，所以睡了懒觉。
everydayI thought today was Sunday, so I slept in.
他以为会议已经取消了，就没有去。
informalHe thought the meeting had been cancelled, so he didn't go.
你以为这很容易吗？
informalDid you think this was easy?
许多人曾以为地球是平的。
academicMany people once thought the Earth was flat.
Common Collocations
Common Phrases
我以为...
I thought...
你以为呢？
What do you think? (often implies disagreement)
别以为...
Don't think that...
Often Confused With
'认为' (rènwéi) is a neutral verb meaning 'to think' or 'to consider'. It doesn't imply the thought is incorrect. '以为' specifically means 'to mistakenly think' or 'to assume'.
'觉得' (juéde) means 'to feel' or 'to think' based on a subjective feeling or impression. It's less about a firm, incorrect belief and more about a personal sense.
Grammar Patterns
How to Use It
Usage Notes
1. '以为' is very common in spoken Chinese, especially when correcting a past misconception. 2. It implies a contrast between the speaker's belief and the actual situation. 3. While common, avoid it in formal writing if a neutral term like '认为' is more appropriate.
Common Mistakes
1. Using '以为' when the belief is actually correct or neutral. 2. Confusing its specific meaning of 'mistakenly think' with the general 'think' or 'feel'. 3. Forgetting to provide context or correction, which often accompanies '以为'.
Tips
Focus on the mistaken belief
Remember that '以为' specifically highlights a belief that turned out to be wrong. Contrast it with '认为' which is more neutral.
Avoid in neutral statements
Do not use '以为' when you simply want to state an opinion or belief that might be correct. Use '认为' or '觉得' instead.
Expressing surprise politely
Using '以为' can be a polite way to express surprise about a situation that differs from your expectations, softening the contrast between your assumption and reality.
Word Origin
The character '以' (yǐ) originally meant 'to use' or 'according to'. In '以为', it combines with '为' (wéi) meaning 'to do' or 'to be', forming a compound that signifies 'to take as' or 'to regard as', often in a mistaken way.
Cultural Context
In Chinese culture, openly admitting a mistaken belief using '以为' can be seen as humble and self-aware. It helps maintain harmony by clarifying misunderstandings rather than insisting on being right.
Memory Tip
Think of 'I Wei' (a person's name) who always 'wei' (way) off in his thinking, meaning he was mistaken.
Frequently Asked Questions
4 questions“以为”强调的是错误的或想当然的看法，后面往往会跟着事实的纠正。而“认为”则是一个中性的词，表示持有某种看法，不一定是对是错。
“以为”可以用在陈述句中，后面可以接名词、代词、动词短语、形容词短语或完整的句子，来表达错误的想法内容。
是的，“以为”的核心含义就是错误的预判或想法。虽然有时可能不直接说出错误的事实，但语境中通常暗示了与事实不符。
“以为”在口语中非常常用，但在非常正式的书面语中，有时会倾向于使用更中性的“认为”。不过，在描述错误想法时，“以为”仍然是准确且常用的。
Test Yourself
我______他会来，所以准备了很多吃的。
这里表示说话人之前的想法（他会来）与事实（可能他没来，或者来了但情况不同）不符，所以用‘以为’最合适。
哪个句子表示说话人之前的想法是错误的？
“我以为今天休息”是一个错误的判断，后面用“结果要加班”进行了纠正，这正是‘以为’的用法。
请用“以为”，“你”，“是”，“学生”组成句子。
这句话清晰地表达了“我”曾错误地认为“你”是学生这个想法。
Score: /3
Summary
Use '以为' when you thought something was true, but it turned out to be incorrect.
- Mistakenly think or assume something.
- Used when your belief is wrong.
- Common in everyday conversation.
Focus on the mistaken belief
Remember that '以为' specifically highlights a belief that turned out to be wrong. Contrast it with '认为' which is more neutral.
Avoid in neutral statements
Do not use '以为' when you simply want to state an opinion or belief that might be correct. Use '认为' or '觉得' instead.
Expressing surprise politely
Using '以为' can be a polite way to express surprise about a situation that differs from your expectations, softening the contrast between your assumption and reality.
Examples
4 of 4我以为今天星期天，所以睡了懒觉。
I thought today was Sunday, so I slept in.
他以为会议已经取消了，就没有去。
He thought the meeting had been cancelled, so he didn't go.
你以为这很容易吗？
Did you think this was easy?
许多人曾以为地球是平的。
Many people once thought the Earth was flat.
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有点
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A2Hateful; detestable; abominable.
心不在焉
A2Absent-minded; preoccupied.
接受地
A2Acceptingly; receptively.
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B1Sense of achievement; fulfillment.
撒娇
A2To act like a spoiled child; to act cute.
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B1To be addicted to something.
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A2To be addicted to; to be engrossed in.
敬佩
B1Admiration; respect; reverence.
佩服
B1To admire; to respect.
