筑坝

racing drivers───赛车手

boarding officers───董事会职员；董事经理

coming of ages───达到法定年龄

damping offs───枯萎；腐败

drink drivers───酒后驾车

flying officers───飞行军官

nursing officers───护理人员

damming of rivers by landslides is a significant hazard in many areas. Landslide damming is particularity common in mountainous regions.───江事件在世界范围内，尤其在山区广泛存在。

The damming and weiring of British rivers for watermills was small-scale, renewable, picturesque and devastating.───在英国境内，为水磨运行而进行的拦河筑坝是小规模的，可再生的，风景如画的，但是也是破坏性的。

natural course of rivers, streams, and lakes has been compromised by centuries of damming, diversion , sprawl, and industrial pollution.───数百年来，河流和湖泊的自然水道因筑坝、改道引水、拓展和工业污染等原因遭到了破坏。