例文・使い方で印象づける「operates」の覚え方
スポンサーリンク...Now it is the cold wind that operates, and possibly thisis intensified by the malaria of the drying-up surface... 
David Livingstone 「The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873」
...It also operates to cause contraction of the uterus, and may thuscause abortion...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...Forthwith, the Spider issuesimpetuously from her hut, comes down the foot-bridge, makes a rush forthe Locust, wraps him up and operates on him according to rule...
J. H. Fabre 「The Wonders of Instinct」
...Then selection operates to meet the needs forsupport within the limits that are set by the necessity to providethe protection for vital organs...
Richard C. Fox 「The Adductor Muscles of the Jaw In Some Primitive Reptiles」
... duringwhich it operates...
George C. Comstock 「A Text-Book of Astronomy」
...A strip of paper is carried over these wheels andmoved forward by the same electro-magnet, which operates the printinghammers...
Wm. Gaertner & Co. 「Astronomical Instruments and Accessories」
...This boon,however, in some instances, operates unfairly...
John Lort Stokes 「Discoveries in Australia, Volume 2」
ランダム例文：
brawn packets rigmarole
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