求一篇英语原创作文 The energy problem has become a hot issue in recent years.A lot of non-renewable energy needs conservating and saving.
翻译一篇英语作文 nowadays petroleum and coal are used as main energy，but as finite non-renewable energy that would be given out some day.and fueling these may cause a series of environmental problems.however nuclea.
英语作文~关于能源，怎么写？ As a result，we must economize them most cleverly.New techniques shouldbe developed and applied to reduce energy cost in industry and daily life.Alternative 。
