世界第2位の 水力発電所 稼働でも山積する課題 財新 中国biz Tech 東洋経済オンライン 社会をよくする経済ニュース
Ravine noun C us / rəˈvin / a deep, narrow valley with steep sides (Cambridge Academic Content Dictionary からの ravine の定義 © Cambridge University Press) ravineの 例 ravine Then one of his men brought news that the new car had gone off the road into a ravine and was a writeoff Cambridge English Corpus からSearch the world's information, including webpages, images, videos and more Google has many special features to help you find exactly what you're looking for