1
have [determiner] energy to do sth
energy在此为不可数名词，意为“精力”。
She has enough energy to run a marathon.
她有足够的精力跑马拉松。
能量
先理解核心含义，再看它在真实句子里的用法。
能量
energy
She has enough energy to run a marathon.
她有足够的精力跑马拉松。
物理学意义，指做功的能力。
所有运动和活动背后的动力
The impetus behind all motion and all activity.
系统做功的能力,单位为焦耳或尔格
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs
做功的能力
The capacity to do work.
有力的运用
forceful exertion
Energy is needed to lift a heavy box.
举起重物需要能量。
AI contextual example
The battery gives the toy car energy to move.
电池给玩具车能量，让它动起来。
AI contextual example
The kettle changes electrical energy into heat.
水壶把电能转化为热能。
AI contextual example
energy can take a wide variety of forms
能量可以呈现多种多样的形式
WordNet
energy在此为不可数名词，意为“精力”。
She has enough energy to run a marathon.
她有足够的精力跑马拉松。
After the nap, I felt full of energy.
午睡后，我感到精力充沛。
当energy指“能源种类”时，常用复数形式energies。
Wind and solar are clean energies.
风能和太阳能是清洁能源。
Not this
I have many energies after sleeping.
Use this
I have a lot of energy after sleeping.
表示‘精力’时，energy是不可数名词，不能用复数形式energies，应用much或a lot of修饰。
Not this
Solar and wind are both renewable energy.
Use this
Solar and wind are both renewable energies.
当指多种类型的能源时，energy常用复数形式energies，这里指太阳能和风能是不同类型的可再生能源。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
可再生能源
Many countries are investing heavily in renewable energy.
许多国家正在大力投资可再生能源。
太阳能
Solar energy is a clean and abundant source of power.
太阳能是一种清洁且丰富的能源。
节约能源
We should turn off lights to save energy.
我们应该关灯以节约能源。
精力充沛
After a good night's sleep, she felt full of energy.
睡了一晚好觉后，她感到精力充沛。
能源危机
The country faced a severe energy crisis last winter.
该国去年冬天面临严重的能源危机。
精力充沛
After a good night's sleep, she was full of energy.
睡了一晚好觉后，她精力充沛。
一股能量
He had a sudden burst of energy and finished the race.
他突然有了一股能量，完成了比赛。
精力过剩
The children had energy to spare after the long car ride.
经过长途车程后，孩子们精力过剩。
能量是永恒的喜悦。
William Blake, from 'The Marriage of Heaven and Hell'
威廉·布莱克，《天堂与地狱的婚姻》
心灵的能量是生命的本质。
Aristotle
亚里士多德
Use energy naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
energy 拆分 en+ergy，en像“恩”，ergy想成“工作”，联想“恩赐的工作能量”。
通常用于日常生活表示精力或活力，也可用于科学或技术领域表示能量，属中性偏正式语体。
作'精力'解时不可数；作'能源'解时常用复数energies
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.