Englishfor English speakers
brother
Noun
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Your brother is another male child of one or both of your parents.
Two sisters and their brother died in a car accident early yesterday.
in
Preposition
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Used to show that something is inside something else.
The cat is in the box.
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Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
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Used to show movement towards the inside.
The rain came in through the window.
low
Adjective
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If cost, value, amount, sound, temperature, etc. is low, it is small.
My pay is very low, so it's hard to live here.
Poor people need low-cost apartments.
The temperature will go down over night and tomorrow it will be lower than it was today.
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If something is low, it (or its top) is close to the ground.
The bridge is too low for the truck to go under it.
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If something is low quality, it is bad.
I bought a low-quality bag and it already has a hole in it.
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If a sound is low, it is small in frequency or quiet.
On the piano, the left hand plays the low notes and the right hand plays the high notes.
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If a person is feeling low, they are not happy.