Englishfor English speakers
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.
two
Determiner
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The number 2. Two means more than one and less than three.
We have two eyes and two ears.
two
Noun
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The number 2.
One and one is two.