例文・使い方で印象づける「rigorous」の覚え方
スポンサーリンク...Memorial of the American Missionary Association,praying the rigorous enforcement of the laws forthe suppression of the African slave-trade, etc... 
W. E. B. Du Bois 「The Suppression of the African Slave Trade to the United States of America」
...Their early instincts had been supplemented by a rigorous early training...
Stewart Edward White 「African Camp Fires」
... do they demand for their solution a profound and rigorous analysis! ...
P. J. Proudhon 「What is Property?」
...—Next in importance to robes and hides was the bone product,the utilization of which was rendered possible by the rigorous climateof the buffalo plains...
William T. Hornaday 「The Extermination of the American Bison」
...Even apart from these rigorous measuresof defence, the nesting habits of owls arenot without interest...
Frederick G. Aflalo 「Birds in the Calendar」
...Its invincible refusal to tackle the Cetonia in any other part, even though it should die of starvation, shews us how rigorous is the rule of conduct with which its instinct is inspired...
J. Henri Fabre 「More Hunting Wasps」
...We had to remedy this by means perhaps a littletoo rigorous...
J. H. Fabre 「The Wonders of Instinct」
...The rigorous weather conditions then may have beeninjurious, not only to the newborn litters but to the females comprisingthe breeding stock...
Henry S. Fitch 「Ecological Observations on the Woodrat, Neotoma floridana」
...--In many places in America, the slaves are treatedwith every circumstance of rigorous inhumanity, accumulated hardship, andenormous cruelty...
Various 「The Journal of Negro History, Vol. I. Jan. 1916」
...There were, however, somewhat favorable provisions which made this codeseem a little less rigorous...
Various 「The Journal of Negro History, Vol. I. Jan. 1916」
...The women, also, were subjected to acourse of training almost as rigorous as that of the men, andthey took as great an interest in the welfare of their countryand in the success of its arms...
Marcius Willson 「Mosaics of Grecian History」
...When the timecame that Rikor's sun again nearedEarth, so rigorous had life becomeupon Rikor that only six Rikoriansremained alive...
Hal K. Wells 「The Cavern of the Shining Ones」
...Thus not only the development of applied geometrybut the reduction of other conceptions to a rigorous mathematical formwas indefinitely postponed...
Simon Newcomb 「Side-lights on Astronomy and Kindred Fields of Popular Science」
ランダム例文：
inflammable Demopolis phenomenon
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