Pencil lead
volume
British pronunciation/pˈɛnsəl lˈiːd/
American pronunciation/pˈɛnsəl lˈiːd/

"pencil lead" 的定义和意义

Pencil lead
01

铅笔芯

mixture of graphite with clay in different degrees of hardness; the marking substance in a pencil
pencil lead definition and meaning
example
例子
examples
The pencil lead keeps breaking, and it won't write properly.
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