The fossil fuels (coal and oil) are finite resources.化石燃料（如煤和石油）属于有限资源。Biofuels can be mixed with conventional fuels.生物燃料可以和传统燃料混合使用。The electricity industry consumes large amounts of fossil fuels.电力工业消耗大量的矿物燃料。...
The arithmetic of nuclear running costs has been skewed by the fall in the cost of other fuels...核运营成本的计算由于其他燃料的降价而出现了偏差。Deflagration of combustible cloud formed by hydrocarbon fuels dispersed in air can easily transfere...
hew down a branch砍下一根树枝And many strokes , though with a little axe , hew down and fell the hardest - timbered oak.最坚硬的橡木, 也终会在小斧的无数次劈砍中倒下.Hew out of the West branch manager Huang said.满堂红西槎分店黄店长如是说.They hew it out of the...
Better not tangle with the censors. They're very vindictive.最好别和检查员发生冲突，他们可爱记仇了。I was thinking what a tangle we had got ourselves into.我在想，我们卷入了怎样的纷争之中。Her hair tends to tangle.她的头发容易打结。...
我们可能下星期天郊游, 但那要看情况而定.We may go out next Sunday, but that depends.一些学生随琼斯教授去野外郊游.Some students attended Prof. Jones on a field trip.有一年春天,学校安排了一次郊游.One spring day the school arranged a picnic....