a backwater
The flood left a backwater behind the dam.
洪水在坝后留下一片回水。
回水；滞水
backwaters — plural of backwater
被水坝或其他障碍物阻挡的水。；因洪水、潮汐或被大坝阻挡而形成的水体；偏远之地:不受新事件、进展、思想等影响的地方；也指比喻上类似这样的领域。；没有发展或进步的地方或状态；划桨动作,将桨向前推以停船。
a body of water held or forced back by a flood, tide, or dam
被水坝或其他障碍物阻挡的水。
The water held back by a dam or other obstruction.
因洪水、潮汐或被大坝阻挡而形成的水体
a body of water that was created by a flood or tide or by being held or forced back by a dam
偏远之地:不受新事件、进展、思想等影响的地方；也指比喻上类似这样的领域。
A remote place: somewhere that remains unaffected by new events, progresses, ideas, etc; any field of endeavor that figuratively resembles such a place.
没有发展或进步的地方或状态
a place or condition in which no development or progress is occurring
划桨动作,将桨向前推以停船。
A rowing stroke in which the oar is pushed forward to stop the boat; see back water
造纸过程中使用的水,回收以减少淡水使用,通常含有残留化学品和纤维。
Water used in the papermaking process. Recycled to reduce usage of fresh water, and usually containing residual amounts of chemicals and fibres.
After the flood, a shallow backwater remained in the meadow.
洪水过后，草地上留下了一片浅浅的滞水。
用法提示：此处 backwater 为名词，指洪水造成的静水。
AI contextual example
The dam created a wide backwater behind it, where the water hardly moved.
大坝在其后方形成了一片宽阔的回水，水几乎不流动。
用法提示：此处 backwater 为名词，指被大坝拦住的水域。
AI contextual example
At high tide, the ocean rushes into the backwater beyond the sandbar.
涨潮时，海水涌进沙洲后面的回水区。
用法提示：此处 backwater 为名词，指潮水涌入形成的水域。
AI contextual example
The flood left a backwater behind the dam.
洪水在坝后留下一片回水。
of 后接水体名词，表示属于该水体的静水区。
This quiet pool is a backwater of the river.
这个安静的水潭是河的一条回水。
behind 后接堤坝、沙洲等拦水物。
A narrow backwater behind the levee became a breeding ground for mosquitoes.
堤坝后一条狭窄的回水成了蚊子的滋生地。
backwater 侧重地理概念，指因水坝、潮汐或洪水受阻形成的回水区；stagnant water 泛指不流动的水，更口语化，可用于一般场合。正式或水文语境中更宜用 backwater。
grammar · medium
易错句子The flood left several backwater in the fields.
正确表达The flood left several backwaters in the fields.
backwater 指“回水、滞水”时是可数名词，several 后要用复数形式 backwaters；汉语名词没有复数变化，学习者容易漏掉 -s。
grammar · medium
易错句子The backwaters of the river is very calm.
正确表达The backwaters of the river are very calm.
backwaters 是复数可数名词，作主语时谓语动词应用 are，不能因为 water 常作不可数名词就用 is；主谓一致要求复数主语搭配复数动词。
eddy 指水流中的旋转涡流，是动态的环形运动；backwater 是因堤坝、潮水等受阻而滞留下来的水体，强调静止受阻，不是旋转。
backwash 指船只、桨或波浪过后向后翻涌的水流，强调被外力“打回来”的动态；backwater 是静态的壅水，不强调水流运动。
stagnant water 泛指因长期不流动而发臭的水，常强调水质污浊；backwater 仅指被堤坝或潮水挡住的水体，并不一定发臭或污浊。
一处宁静的回水
The children swam in a quiet backwater of the stream.
孩子们在小溪一处宁静的回水中游泳。
一潭死水
A stagnant backwater is often covered with green algae.
一潭死水常常覆盖着绿色的藻类。
潮汐回水区
Many birds feed in the tidal backwater.
许多鸟儿在潮汐回水区觅食。
回水河道
The canoe turned into a backwater channel lined with reeds.
独木舟拐进了一条长满芦苇的回水河道。
河流回水区
We moored the boat in a backwater of the river.
我们把船停泊在河流的一个回水区里。
复合词：back（回；向后）+ water（水）
拦河坝可使水流受阻形成回水（backwater），是定义中提及的成因之一。
洪水泛滥可形成滞水区域，与backwater的成因相关。
潮汐顶托河水可形成回水，是backwater的定义来源之一。
修建水坝形成的人工蓄水体，与backwater同属静水或蓄水地貌。
偏僻落后的小镇
He grew up in a backwater town where nothing ever happened.
他在一个偏僻落后的小镇长大，那里从不出什么事。
文化落后之地
In the 19th century, the region was considered a cultural backwater.
在19世纪，这个地区被视为文化落后之地。
历史的遗落之地
The once-bustling port is now a backwater of history.
曾经繁华的港口如今成了历史的遗落之地。
我正走在一条回水小径上。
Billy Joel's hit song 'The River of Dreams' uses the image of a backwater trail to suggest a personal journey away from the mainstream.
比利·乔尔的热门歌曲《梦想之河》用回水小径的意象来喻指一段远离主流的个人旅程。
Dictionary facts from ECDICT, WIKTIONARY.