深度学习
shēn​dù​xué​xí

deep learning

深 shēn deep

Phonosemantic compound. 氵 represents the meaning and 罙 represents the sound.

Components

氵
氵 Meaning component
shui, shuǐ water

氵 is a component form of 水.

罙
罙 SoundMeaning component
shēn deep

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Warring States ~250 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
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 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

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartsyim[l̥][ə]m deep
syimH[l̥][ə]m-s depth

說文解字

《說文》：“深，水。出桂陽南平，西入營道。从水，罙聲。”

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)

度 dù, du measure

Phonosemantic compound. 又 represents the meaning (using a hand to measure something) and 石 represents the sound.

Components

石
石 Sound component
shí stone
Change in sound
Change in form
Due to historical stylistic changes, this component is less similar to 石 than it was in ancient scripts.
又
又 Iconic component
yòu hand

Depicts a hand measuring something.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Warring States ~250 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 Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Component uses

Sound (0 of 3 verified)

渡踱镀

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartduH[d]ˤak-s measure (n.)
dak[d]ˤak measure (v.)

說文解字

法制也。从又，庶省聲。

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)

学 xué learning Simplified

Simplified form of 學. Depicts two hands (𦥑) teaching a child (子) under a roof (宀). 爻 represents the sound.

Components

◎
◎ Simplified component
characterless component

Shorthand for the 𦥑 and 爻 components in the traditional character 學.

宀
宀 Iconic component
mián roof
子
子 Iconic component
zi, zǐ child

Component uses

Sound (1)

觉

Remnant (1)

觉

Sources

Readings & variants
Unicode

习 xí practice Simplified

Original meaning: scorch

Simplified form of 習. Phonosemantic compound. 彗 represents the sound and 日 represents the meaning. Based on the original meaning "to scorch". The current meaning is a phonetic loan. The traditional component 日 was removed for simplification.

Components

彗
彗 SoundSimplified component
huì, suì broom
Change in sound
習
日 MeaningDeleted component
rì sun

The traditional component 日 was removed for simplification.

Change in meaning
日 hints at the original meaning of 习, "scorch", which is no longer the most common meaning of 习 in modern Mandarin.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
Bronze form
Bronze Late Shang ~1100 BC
Bronze form
Bronze Early Western Zhou ~1000 BC
Bronze form
Bronze Early Warring States ~400 BC
Seal form
Seal Warring States (Chu) 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
Clerical form
Clerical Qin 221-206 BC
Regular Modern

Historical Pronunciations

說文解字

《說文》：“羽，鳥長毛也。象形。”

Sources

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

學 xué learning Traditional

Depicts two hands (𦥑) teaching a child (子) under a roof (宀). 爻 represents the sound.

Components

𦥑
𦥑 Iconic component
jú, jǔ, póu two hands

Depicts two hands.

爻
爻 Sound component
yáo, xiào diagrams for divination
Change in sound
宀
宀 Iconic component
mián roof

Depicts a roof.

子
子 Iconic component
zi, zǐ child

Depicts a child.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 BC
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 Early Western Zhou ~1000 BC
Bronze form
Bronze Early Warring States ~400 BC
Bronze form
Bronze Late Warring States ~250 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 Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagarthaewkm-kˤruk study; imitate

說文解字

《說文》：“斆，覺悟也。从教，从冖，冖，尚矇也，臼聲。學，篆文斅省。”

Sources

Character origin
季旭昇《說文新證》p.247-248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)

習 xí to practice Traditional

Original meaning: scorch

Phonosemantic compound. 彗 represents the sound and 日 represents the meaning. Based on the original meaning "to scorch". The current meaning is a phonetic loan.

Components

彗
彗 Sound component
huì, suì broom
Change in sound
Change in form
Due to historical stylistic changes, this component is less similar to 彗 than it was in ancient scripts.
日
日 Meaning component
rì sun
Change in meaning
日 hints at the original meaning of 習, "scorch", which is no longer the most common meaning of 習 in modern Mandarin.

Character Evolution

Oracle form
Oracle Bone ~1250-1000 BC
Oracle form
Oracle Bone ~1250-1000 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
Regular Modern

Component uses

Sound (1 of 3 verified)

褶熠摺

Meaning (1)

翫

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartzips-ɢʷəp (with root *ɢʷəp ‘wing’?)repeat; practice

說文解字

《說文》：“習，數飛也。从羽，从白。”

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)