...Theonly perfect way to conserve a water supply for a great humanpopulation is by acquiring title to water sheds, and eitherprotecting the forests upon them, or planting forests in case noneexist... 
William T. Hornaday 「Our Vanishing Wild Life」
...With regard to floods and droughts, these can, at least, be modified bymen, and means are now being adopted to conserve the floods and rendertheir waters available in time of drought...
Various 「Argentina From A British Point Of View」
...We had dimmed the lights to conserve our power, and to enable theErentz motors to run at full capacity...
Various 「Astounding Stories of Super-Science, May, 1930」
...To conserve one's three hundred foregrounds; also one's black spectacles: for there are circumstances when nobody must look into our eyes, still less into our "motives...
Friedrich Nietzsche Helen Zimmern 「Beyond Good and Evil」
...Organized beings conserve themselves by more complicated means, but which are, nevertheless, calculated to maintain their existence against that by which it may be injured...
Paul Henri Thiery (Baron D'Holbach) 「The System of Nature, Volume 1」
ランダム例文：
cartoonist injurious aperiodic
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