Word · Frequency #765
Fully loadedenergies
能量
energies is the plural of energy.
核心释义
物理学意义，指做功的能力。
energy
- 1.
所有运动和活动背后的动力
The impetus behind all motion and all activity.
- 2.
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
- 3.
做功的能力
The capacity to do work.
- 4.
有力的运用
forceful exertion
- 5.
表示做功能力的量,单位为质量×距离2/时间2(ML2/T2)或等效单位
A quantity that denotes the ability to do work and is measured in a unit dimensioned in mass × distance2/time2 (ML2/T2) or the equivalent.
- 6.
进取心或干劲
enterprising or ambitious drive
用法In use
Energy is needed to lift a heavy box.
用法提示：energy 为不可数名词，在此表示‘能量’。
The battery gives the toy car energy to move.
用法提示：energy 在此作名词，为 gives 的直接宾语，指‘能量’。
The kettle changes electrical energy into heat.
用法提示：energy 与 electrical 搭配，作名词，指‘能量’。
energy can take a wide variety of forms
he plays tennis with great energy
Europeans often laugh at American energy
have [determiner] energy to do sth
energy在此为不可数名词，意为“精力”。
相关词与表达Connections
搭配Collocations
- renewable energy
- 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。
- solar energy
- 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。
- save energy
- 节约能源
- We should turn off lights to save energy.我们应该关灯以节约能源。
- full of energy
- 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。
- energy crisis
- 能源危机
学习提示Learner notes
记忆技巧Memory Tip
energy 拆分 en+ergy，en像“恩”，ergy想成“工作”，联想“恩赐的工作能量”。
语境与语域Context & Register
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。
语法说明Grammar Note
作'精力'解时不可数；作'能源'解时常用复数energies
发音与拼写Pronunciation & Spelling
Words ending in '-gy' (/d͡ʒi/) are spelling lookalikes, but none share the exact stressed vowel and following sounds with 'energy' (/ˈɛnəd͡ʒi/). 'Synergy', 'allergy', and 'lethargy' have the same '-ergy' spelling but different stressed vowels; 'strategy' and 'apology' have different stress patterns.
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.