钻床
zuàn​chuáng

drill press

钻 zuān drill Simplified

Phonosemantic compound. 钅 represents the meaning and 占 represents the sound. Simplified form of 鑽.

Components

钅
钅 Meaning component
jīn metal

钅 is a component form of 金.

占
占 Sound component
zhàn divine

Sources

Readings & variants
Unicode

床 chuáng bed

Depicts a bed (爿) made from wood (木). Originally written as 爿 or 牀.

Components

爿
爿 SoundIconic component
pán, qiáng piece of wood

Depicts a bed.

Change in form
Due to historical stylistic changes, this component is less similar to 爿 than it was in ancient scripts.
木
木 Meaning component
mù tree

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagartdzrjangk.dzraŋbed
Zhengzhangzraŋ
Unicodejrhiɑng

Sources

Character origin
季旭昇《說文新證》p.489-490漢語多功能字庫
Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang

鑽 zuān drill Traditional

Phonosemantic compound. 釒 represents the meaning and 贊 represents the sound.

Components

釒
釒 Meaning component
jīn metal

釒 is a component form of 金.

贊
贊 Sound component
zàn praise, support

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-Sagarttswan[ts]ˤorperforate, penetrate
Zhengzhangʔsoːn
ʔsoːns
Unicodetzuɑn

說文解字

所以穿也。从金贊聲。

Sources

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