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March 24, 2026
以为(以為)yǐwéi(yi3wei2)
以为 (yǐwéi) means 'to believe' or 'to think' in a way that reflects a personal assumption or impression. It is often used when someone is under the impression that something is true, but it can also imply a certain level of misunderstanding or misconception.
Frequency#235DifficultyMedium
Cultural Note
In Chinese culture, assumptions often shape interpersonal relationships, so using 以为 can reveal how perceptions influence social interactions. This is particularly relevant in discussions where clarification of beliefs is necessary.
Memory Tip
Think of 以 (yǐ) as a bridge connecting ideas and 为 (wéi) as a thought bubble. Together, they represent the act of crossing from observation to belief, like stepping from a bridge into a cloud of thoughts.
Meanings of 以为
yǐwéi(yi3wei2)
1to believe
2to think
Exercise 1 of 2
Listen & Choose the Meaning
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About 以为
以为Simplified
以為Traditional
—Strokes
—Radical
连词连词conjunction (conj.)Part of Speech
#235Frequency Rank
HSK 2.0L4HSK 3.0L3ElementaryTOCFLL2HSKKL1CEFRA1
Podcast: 以为
Podcast: 以为
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AI Study Notes for 以为
Quick Contrast
认为 (rènwéi) is used when expressing a belief or opinion based on reasoning or judgment, while 以为 (yǐwéi) suggests a more subjective assumption or misconception.
Memory Mnemonic
Think of 以 (yǐ) as a bridge connecting ideas and 为 (wéi) as a thought bubble. Together, they represent the act of crossing from observation to belief, like stepping from a bridge into a cloud of thoughts.
Usage Notes
Be cautious when using 以为 as it can imply a misunderstanding; it's often used in contexts where the belief may not be correct. Common collocations include 以为是 (to think it's) and 以为自己 (to think oneself). The tone should be careful in formal settings to avoid sounding presumptuous.
HSK Study Tips
As an HSK Level 4 word, 以为 connects with other words expressing belief or thought, such as 想 (xiǎng) and 认为 (rènwéi). Students should practice using it in sentences that reflect assumptions and clarifications.
Cultural Note
In Chinese culture, assumptions often shape interpersonal relationships, so using 以为 can reveal how perceptions influence social interactions. This is particularly relevant in discussions where clarification of beliefs is necessary.
Common Mistakes
Learners often confuse 以为 with 知道 (zhīdào). For example, saying '我以为我知道' (I believe I know) can imply doubt, so it's better to say '我知道' (I know) for certainty.
AI-enhanced 2026-03-24
Pronunciation of 以为
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Grammar Patterns of 以为
以为 functions as a conjunction — it connects clauses or phrases. Many Chinese conjunctions come in pairs (虽然…但是…, 因为…所以…); use them at the front of the clauses they link. It carries 4 related meanings, each with its own usage notes below. The example sentences below show it in action, with practice buttons (Listen, Practice Writing, Practice Speaking) on every line.
Mr. Lewis takes an insufferably glib attitude toward it all.
9
他说他们曾经误以为有正规执照就足够了。
tā shuō tā mén zēng jīng wù yǐ wéi yǒu zhèng guī zhí zhào jiù zú gòu le。
He says they mistakenly believed the standard licenses they held were sufficient.
10
特迪咂了咂舌头，活像个不以为然的英国女舍监。
tè dí zā le zā shé tóu， ， huó xiàng gè bù yǐ wéi rán de yīng guó nǚ shě。
Teddy clucked his tongue like a disapproving English matron.
Cultural Notes for 以为
🏮Cultural insight
In Chinese culture, assumptions often shape interpersonal relationships, so using 以为 can reveal how perceptions influence social interactions. This is particularly relevant in discussions where clarification of beliefs is necessary.
🌏Cross-cultural Insight
In Western cultures, stating beliefs often comes with confidence, while in Chinese culture, using 以为 may suggest a need for humility regarding one's assumptions.
Frequently Asked Questions about 以为
No, 以为 implies a belief that may not be correct, so use it when you are uncertain.
认为 (rènwéi) indicates a more solid belief or opinion, whereas 以为 suggests a possibly mistaken impression.
