- 黑(black)
- 土(earth; material)
Ink is a black substance made from earth and used for writing.
graphite carbon
Graphite is a common type of carbon material.
graphite carbon
Graphite is a common type of carbon material.
Ink is a black substance made from earth and used for writing.
Carbon is a solid substance like stone, essentially charcoal.
Ink is a black substance made from earth and used for writing.
Carbon is a solid substance like stone, essentially charcoal.
graphite carbon
graphite carbon
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