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Chalk
01
石灰（安非他命）
a white or colored stick similar to chalk that is used for drawing or writing
What is "chalk"?
Chalk is a soft, white or colored substance made from calcium carbonate, commonly used for writing or drawing on surfaces like blackboards or sidewalks. It comes in stick form and can be easily erased or washed away, making it ideal for temporary markings.
02
石灰（安非他命）
an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
03
石灰（安非他命）
a pure flat white with little reflectance
04
石灰（安非他命）
a soft whitish calcite
to chalk
01
to create content using chalk as the writing or drawing instrument
例子
Before cutting the fabric, the tailor used chalk to mark the pattern.
