英语单词 | energy |
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英美音标 | 英 ['enədʒi] 美 ['enərdʒi] |
中文释义 | n.精力;活力;能源 |
英语例句 | (1) Young people usually have more energy than the old. (2) Don't waste your time and energy on trifles. (3) Auckland is a city full of energy. (4) The industry felt the effects of the energy crisis. (5) He gave a lecture on the use of solar energy. |
中文例句 | (1) 青年人通常比老年人精力充沛。 (2) 别把你的时间和精力浪费在琐事上。 (3) 奥克兰是个充满活力的城市。 (4) 该工业受到能源危机的影响。 (5) 他就太阳能的利用作了一场讲演。 |
vocabulary简明 | The general meaning of energy is the ability to be active. If you have a lot of energy, it means you like to be active. If you plan a low-energy day, it means a day of lounging around. |
vocabulary扩展 | Energy is from Greek energeia "activity, operation," from energos "active, effective," from en "in" plus ergon "work." Specialized senses of the word energy include the power that comes from sources such as heat or electricity, and the ability of sources such as heat or light to do work. In physics, an erg is the centimeter-gram-second unit used to measure the amount of energy or the amount of work done. |
柯林斯解释 | 1 [N-UNCOUNT 不可数名词]力气;力量 Energy is the ability and strength to do active physical things and the feeling that you are full of physical power and life.
2 [N-UNCOUNT 不可数名词]毅力;活力 Energy is determination and enthusiasm about doing things. [approval]
3 [N-COUNT 可数名词]努力;精力 Your energies are your efforts and attention, which you can direct towards a particular aim. [usu pl]
4 [N-UNCOUNT 不可数名词]能量;能源 Energy is the power from sources such as electricity and coal that makes machines work or provides heat. [oft N n]
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