| 单词 | energy |
| 释义 | energy n 1 [U] ability to act or work with strength and eagerness 精力; 干劲 She´s full of energy. 她精力充沛. His work seemed to lack energy. 他工作似乎缺乏干劲. It´s a waste of time and energy. 那简直是浪费时间和精力. 2 energies [pl] person´s powers available for working or other activities 精力; 活力 I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰. apply/devote all one´s energies to a task 全力以赴. 3 [U] (physics 物) ability of matter or radiation to do work because of its motion or its mass or its electric charge, etc 能; 能量: nuclear energy 核能 electrical energy 电能 * kinetic energy 动能. 4 [U] fuel and other resources used for operating machinery, etc 能源 It is important to conserve energy. 节省能源十分重要. [attrib 作定语] an energy crisis, eg when sources of energy are scarce or unavailable 能源危机. |
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