例文・使い方で印象づける「aggregations」の覚え方
スポンサーリンク...Although winter aggregations occur in the northern parts of the range, I have never seen such aggregations in the South... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...It was almost never found in aggregations with the other snakes and did not struggle or attempt to bite when handled...
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...Nests are informal aggregations of sticks and litter placed in recesses instumps, hollow trees, rocky and earthen banks, and dwellings and outbuildingsof man...
Richard F. Johnston 「The Breeding Birds of Kansas」
...The larger the mass the greater its attraction, and at last the nodal points become the nuclei of great aggregations from which planets are shaped...
Garrett Serviss 「Curiosities of the Sky」
...Besides these, there are many othergroups and aggregations of stars which adorn the celestial vault andenhance the beauty of the heavens...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...At firsthe supposed all nebulæ to be but aggregations of stars...
Edward Singleton Holden 「Sir William Herschel: His Life and Works」
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