如果可能的话，进入了21世纪之后，地热能才会对世界的能量预算做出大规模的贡献。
Geothermal energy probably will not make large-scale contributions to the world energy budget until well into the twenty-first century, if ever.
这份预算引人注目的一点是军事开支在很大程度上保留了下来，也再一次显示了美国军工联合体的活动能量。
What is remarkable about this budget is that military spending is largely spared, showing once again the power of America's military-industrial complex.
如果不睡觉的话，脑力会达到饱和，这会影响到脑内正常的能量预算、供给储备以及进一步学习的能力。
Without sleep, the brain reaches a saturation point that taxes its energy budget, its store of supplies and its ability to learn further.
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