èr​liú​jiàn

disulfide bond

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)

Sound (1)

Simplified (1)

Distinguishing (1)

Iconic (1)

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

liú sulfur

Components

Meaning component
shí stone

mineral

Sound component
liú birth

Historical Pronunciations

Old Chinese
Zhengzhangru

Sources

Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang

jiàn key, bolt Simplified

Phonosemantic compound. represents the meaning and represents the sound. Simplified form of .

Components

Meaning component
jīn metal

is a component form of .

Sound component
jiàn build

Sources

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

jiàn key, bolt Traditional

Phonosemantic compound. represents the meaning and represents the sound.

Components

Meaning component
jīn metal
Sound component
jiàn build

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Regular Modern

Historical Pronunciations

Old Chinese
Zhengzhangɡran
ɡranʔ
ɡanʔ

說文解字

《說文》:“鍵,鉉也。一曰車轄。从金,建聲。”

Sources

Character origin
漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang
Historical images
Academia Sinica