Writing Balance Rule: The top crown should be compact and centered, while the bottom section '巾' spreads out steadily to anchor the character.
Simplification Logic: Simplified from 幣 (15 strokes) down to 币 (5 strokes) by replacing the complex financial components with a simplified structure retaining the towel radical base.
1. Meaning
money or currency
coinssilk fabric (historical original meaning)
NounFormal / Literary (mostly used in compound words)Bound morpheme#finance#economics#commerce
Sample Usage
人民币
rénmínbì
Renminbi (Chinese currency)
外币
wàibì
foreign currency
2. Sound
/[pi⁵¹]/Tone: 51
币
bìbi4
|
++
`(51)
=bì
Initial Consonant
b
Type: Unaspirated Bilabial
Sounds like: b sound as in boy
Unaspirated
Airflow Tactile Test: No burst of air. A tissue in front of lips should stay still.
Tongue & Mouth Position: Lips pressed together firmly, releasing air gently without an accompanying puff.
Final Rhyme
i
Vowel Group: -i vowel group
Sounds like: ee sound as in see
Mouth Shape Guide: Pronounce as standalone vowel 'ee'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T4 (51)
5 → 1 (51)
4th Tone (High-Falling)
Tone Pitch & Cadence: Tone 4 starts high and drops sharply to the bottom of your vocal range, sounding like an emphatic command or a disappointed 'No!'.
👂
Listening trap: Confusing the unvoiced bilabial 'b' with the aspirated 'p' or mixing up Tone 4 (bì) with Tone 2 (bí).
👋
Physical Tone Gesture: A sharp, definitive chop downward with your hand, mirroring the falling pitch of Tone 4.
3. Writing
Topology: Top-bottom · Strokes: 5 strokes
Writing Balance Rule: The top crown should be compact and centered, while the bottom section '巾' spreads out steadily to anchor the character.
Simplification Logic: Simplified from 幣 (15 strokes) down to 币 (5 strokes) by replacing the complex financial components with a simplified structure retaining the towel radical base.
4. Components
Radical巾 · Towel Radical (cloth, fabric, towel)
Semantic Clue (形旁):巾 (indicates cloth or silk, which was used as early currency)
The character combines a head/top crown structure with the towel (巾) radical at the bottom, symbolizing how bolts of silk cloth were traditionally used as currency.
⼇ lid or cover shape on top
巾 towel or cloth at the bottom
5. History
Liushu category: Phono-semantic (形声)
Origin: Originally referred to silk fabric. In ancient China, rolls of silk were used as a standard medium of exchange before metal coins became universal, hence the association with cloth (巾).
Semantic Evolution: From ancient silk fabric used as barter exchange to general currency, coins, and paper money.
Ancient Chinese taxation and trade frequently measured wealth in rolls of silk.
6. Sinosphere
🇯🇵
Kanji (Japanese)
On: ヘイ
🇰🇷
Hanja (Korean)
폐
Sound Shift Bridge: The bilabial initial 'b' mirrors historical plosive correspondences across East Asian character borrowings.
7. Memory
Vivid Mnemonic Story
You wrap your money (币) inside a magical silk towel (巾) under a cover, keeping your currency safe and hidden.
Phonetic Family (形声字家族)
师
shīteacherUses the 巾 towel radical at the bottom with a different top element representing a master.
帆
fānsailCombines the 巾 towel/cloth radical with 凡 to mean a cloth sail on a boat.
Lookalikes & Traps (形近字)
市(shì)
市 means market and has a top dot/lid, whereas 币 has a flat horizontal top crown.
8. Mastery
Active Recall Challenge
去银行需要兑换一些外[___]。
Clue: bì
Common Learner Pitfall
Confusing 币 (bì - currency) with 市 (shì - market) due to their near-identical top structures.
Memory Prompts
Recognition: When you see the character 币, what does it mean and how is it pronounced?
Production: How do you write the character for currency/money (bì) using the towel radical?
Real-World Video Context
Watch authentic native speakers pronounce and explain this word in real-world YouTube videos.
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币bìcurrency
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