二氧化硅 (èr yǎng huà guī) — silicon dioxide (SiO2)

Definition

noun

silicon dioxide (SiO2)

二氧化硅。
Bō li de zhǔ yào chéng fèn shì èr yǎng huà guī.
The main component of glass is silicon dioxide.
二氧化硅。
èr yǎng huà guī De huà xué xìng zhì fēi cháng wěn dìng.
The chemical properties of silicon dioxide are very stable.
二氧化硅。
Zhè zhǒng cái liào de èr yǎng huà guī hán liàng hěn gāo.
This material has a high content of silicon dioxide.

Characters in this word

An abstract idea shown by a mark or a diagram rather than by a picture of an object.

二 is drawn as two parallel strokes, where the number of strokes shows the amount.

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú

Sound part声符shēngfú

養

養yǎng氧yǎng

Same sound today

氧 pairs 气 (gas) with 養 (to nourish), and 養 gives the sound yǎng.

Two or more meaningful parts placed together so that their meanings combine into a new one.

化 shows two person figures, one upright and one upside down, to give the idea of reversal or change.

No reliable origin is recorded for this character.