| 单词 |
pencil lead |
| 释义 |
pencil lead
Thesaurus| Noun | 1. |  pencil lead - mixture of graphite with clay in different degrees of hardness; the marking substance in a pencilleadlead pencil - pencil that has graphite as the marking substanceblack lead, graphite, plumbago - used as a lubricant and as a moderator in nuclear reactors |
EncyclopediaSeepencilLegalSeePencilpencil lead
Synonyms for pencil leadnoun mixture of graphite with clay in different degrees of hardnessSynonymsRelated Words- lead pencil
- black lead
- graphite
- plumbago
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