二次多项式
èr​cì​duō​xiàng​shì

quadratic polynomial

二 èr two

Two horizontal strokes, representing the number two.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Bronze form
Bronze Warring States 475-221 BC
Bronze form
Bronze Warring States 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Meaning (4 of 8 verified)

些次再仁竺贰佞貳

Sound (1)

次

Simplified (1)

兰

Distinguishing (1)

亘

Iconic (1)

亙

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartnyijHni[j]-s two

說文解字

《說文》：“二，地之數也。从偶一。弍，古文。”

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

次 cì second, next

The 二 (two) component represents the meaning "second" and also indicates the sound. The 欠 (deficient) represents the meaning "secondary" or "substandard".

Components

二
二 SoundMeaning component
èr two
Change in sound
欠
欠 Meaning component
qiàn, qian yawn, deficient

Alludes to the meaning "second-class" or "inferior".

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Early Western Zhou ~1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Seal form
Seal Xin 9-23 AD
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (2 of 11 verified)

资姿茨瓷咨恣粢資趑佽絘

Meaning (0 of 1 verified)

趑

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarttshijH[s-n̥]i[j]-s lodge (v.)
tshijH[s-n̥]i[j]-s put in order; second

說文解字

《說文》：“次，不前不精也。从欠，二聲。，古文次。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

多 duō much

Depicts two pieces of meat together to convey the meaning "much" or "plentiful". In ancient China meat was a rare treat. Unrelated to 夕.

Components

肉
肉 Iconic component
ròu meat

Depicts a piece of meat.

Change in form
Due to historical stylistic changes, this component is less similar to 肉 than it was in ancient scripts.
肉
肉 Iconic component
ròu meat

Depicts a piece of meat.

Change in form
Due to historical stylistic changes, this component is less similar to 肉 than it was in ancient scripts.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Mid Western Zhou ~900 BC
Bronze form
Bronze Late Spring and Autumn ~500 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (3 of 6 verified)

移爹侈哆黟眵

Meaning (3 of 4 verified)

够夥奓夠

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartta[t.l]ˤaj many

說文解字

《說文》：“多，重也。从重夕。夕者，相繹也，故為多。重夕為多，重日為。，古文多。”

Sources

Character origin
季旭昇《說文新證》p.557
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

项 xiàng neck Simplified

Phonosemantic compound. 页 represents the meaning and 工 represents the sound. Simplified form of 項.

Components

工
工 Sound component
gōng work
Change in sound
页
页 Meaning component
yè page

Depicts a head.

Historical Pronunciations

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode

式 shì, shi style

Phonosemantic compound. 工 represents the meaning and 弋 represents the sound.

Components

工
工 Meaning component
gōng work
弋
弋 Sound component
yì to shoot
Change in sound

Character Evolution

Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (2 of 7 verified)

试轼拭弑試弒軾

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartsyikl̥ək pattern
syikl̥ək to wipe

說文解字

《說文》：“式，法也。从工，弋聲。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)

項 xiàng neck Traditional

Phonosemantic compound. 頁 represents the meaning and 工 represents the sound.

Components

工
工 Sound component
gōng work
Change in sound
頁
頁 Meaning component
yè (head), page

Depicts a head.

Character Evolution

Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Qin 221-206 BC
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Western Jin 266-316 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagarthaewngX[g]ˤroŋʔ neck

說文解字

《說文》：“項，頭後也。从頁，工聲。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-Sagart
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)