最終更新日:2022/12/24

A few years back, there were debates over whether the Yangtze might end up like the Yellow River. The answer should be clear by now. Jingsha River, as the upper third of the Yangtze is called, saw an increase in silt discharge of 0.4 kilograms per cubic meter between 1982 and 1985.

編集履歴(0)

Sentence quizzes to help you learn to read

編集履歴(0)

ログイン / 新規登録

 

アプリをダウンロード!
DiQt

DiQt(ディクト)

無料

★★★★★★★★★★