颐和园昆明湖成湖二百四十年来首次大规模清淤工程，去年年底拉开序幕。

颐和园昆明湖成湖二百四十年来首次大规模清淤工程，去年年底拉开序幕。的英文翻译

基本释义

• A large scale clearing away of silt from the Kunming Lake in the Summer Palace, which was the first time in the 240 years since the lake came into being, began late last year.