Englishfor English speakers
potential
Adjective
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A potential customer, benefit, problem, etc. is one that might happen in the future.
Realistic goals can then be set to prevent potential problems from becoming actual ones.
To grow, a business must identify potential customers and their needs.
potential
Noun
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If mathx/math has potential for mathy/math, then it's might change toward mathy/math or cause mathy/math.
Technology has the potential for improvement as well as for harm.
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If something has or shows potential, they will likely be very good in the future.
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The potential is the difference in voltage between two points on an electrical circuit.
energy
Noun
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Energy is the ability to do work: move, give off heat, give off light, etc.
Unlike coal or oil, atomic energy production creates little air pollution.
Higher electricity prices should help promote energy efficiency.
The amount of energy in 100g or 100ml of food is much higher for foods with a lot of sugar.
She's all full of energy and she can't sit still.
This problem has taken up most of her time and energy for over a year.
surface
Noun
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The surface of an object is the outside of the thing.
The surface of the earth is very large.
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The surface of a liquid is the top of it.
The surface of the lake was smooth.
surface
Verb
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When a thing surfaces, it comes to the top of liquid.
The fish surfaced to get food.
The swimmer surfaced for air.
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If information or facts surface, they are revealed or become known.
s surfaced that claimed the company was under investigation.