The Severn estuary is an important habitat for birds; large barrages would destroy or damage much of it, as well as interfere with fish stocks in the river.(塞文河口是鳥類的棲息地，而大型水壩會在很大程度上破壞或毀壞河口，這同樣也會破壞河流中魚群的生態(tài)環(huán)境。)

The longest river in Britain is the Severn river. The most important river is Thames river.(英國最長的河流是賽文河，最重要的河流是泰晤士河。)

Severn river is the longest river in Britain (338km).(塞文河是英國最長的河流。全長338公里。)

The longest river in Britain is the Severn river. The most important river is Thames river. River Clyde is the most important river in Scotland.(英國最長的河流是賽文河，最重要的河流是泰晤士河。克萊德河是蘇格蘭最重要的河流。)

At the age of twelve, for a bet of five shillings, he walked across the River Severn on extremely thin ice, for which he was promptly beaten by his father.(在十二歲時，他與別人打了個五先令的賭，在極簿的冰層上走過塞汶河。為此他立即被父親打了一頓。)

A river of south-central England flowing 54.5 km (9' mi) to the Severn. It is known for its associations with Shakespeare.(英格蘭中南部河流，全長54.5公里（9'英里），流入塞文河。因與莎士比亞相關(guān)聯(lián)而著名。)

The river Severn, Britain's longest, which flows from Wales to the Bristol Channel, has a tidal range of 15 metres, the second highest in the world.(塞文河（Severn）是大不列顛最長的河流，源出威爾斯（Wales），注入大西洋布里斯托海峽（BristolChannel），潮差達(dá)15米，是世界上潮差第二大的河流。)

The famous scientist and thinker, Charles Darwin, was born on February 12, his family lived not far from the River Severn, England.(著名的科學(xué)家、思想家查爾斯·達(dá)爾文出生于2月12日，他的家人住在離英國塞文河不遠(yuǎn)的地方。)

Shrewsbury also suffered flooding after the River Severn burst its Banks.(在塞文河的河水漫過堤岸后，什魯斯伯里市也遭遇了洪水襲擊。)

In Britain the longest river is the Severn river.(在英國最長的河流是塞文河。)