Englishfor English speakers
empty
Adjective
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If something is empty, it has nothing inside it.
Hey! You finished my beer. It's empty.
empty
Verb
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If you empty something, you remove everything in that item.
I will empty the bins.
formula
Noun
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A formula is a way to do something or solve a problem that does not change much.
There is no formula for making profit, yet many business people think there is.
The formula for converting from kilograms to pounds is mathx\ \mathrm{kg} \times 2.2/math
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Infant formula is a powder that you mix with water to make a drink for babies.