例文・使い方で印象づける「retrogressive」の覚え方
スポンサーリンク...When these tubercles aresufficiently numerous to become confluent, large masses may be formed, whichundergo the same retrogressive changes of caseation and calcification... 
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...We oughtto have been retrogressive yesterday, according to the time calculated onfor our stock of provisions; but we could not leave the river withouttracing it to the furthest accesible point...
Thomas Mitchell 「Journal of an Expedition into the Interior of Tropical Australia」
ランダム例文：
bindweed census pachydermatous
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