power
Power refers to the ability to do something or to control people and things. It also means the energy, like electricity, used to make machines, lights, and heaters work.
例句
3 / 5The computer will not start because it has no power.
The computer has no electricity to turn on.
The president has the power to sign new laws.
The leader has the official right to approve rules.
Switch off the power before you leave the house.
Turn off the lights and electricity before going out.
词族
记忆技巧
Think of a 'Power outlet' in the wall. It gives your phone the 'strength' to work.
快速测验
The storm caused a _____ cut, and now all the lights are off.
正确!
正确答案是: power
例句
The computer will not start because it has no power.
everydayThe computer has no electricity to turn on.
The president has the power to sign new laws.
formalThe leader has the official right to approve rules.
Switch off the power before you leave the house.
informalTurn off the lights and electricity before going out.
Scientists are studying the power of the sun to create clean energy.
academicResearchers are looking at the sun's strength for electricity.
We need to increase our market power to beat the competition.
businessThe company needs more influence in the industry.
词族
常见搭配
常用短语
Knowledge is power
Knowing things makes you more effective and influential
Power trip
Acting bossy because you enjoy having control
The powers that be
The people who are in charge of a situation
容易混淆的词
Force usually implies physical pushing or pulling, while power is a more general ability or control.
Strength is often about physical muscle or durability, whereas power is about the capacity to act or use energy.
使用说明
Use 'power' as an uncountable noun when talking about electricity (e.g., 'the power is out'). Use it as a countable noun when talking about influential nations (e.g., 'world powers').
常见错误
Learners often say 'open the power' instead of 'turn on the power' when referring to electricity.
记忆技巧
Think of a 'Power outlet' in the wall. It gives your phone the 'strength' to work.
词源
Derived from the Old French word 'poir', which means 'to be able'.
语法模式
文化背景
In many Western cultures, 'empowerment' is a common social goal, focusing on giving power to individuals.
快速测验
The storm caused a _____ cut, and now all the lights are off.
正确!
正确答案是: power
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