Simplify the following text for a Grade 8 native English-speaking person.
Original: One cubic centimetre corresponds to a volume of of a cubic metre , or of a litre , or one millilitre ; thus , 1 cm3 â 1 mL .
Simplified: One cubic centimetre corresponds to a volume of of a cubic metre , or of a litre ; therefore , 1 cmÂ = 1 mL .