sandbar

简明释义

英[ˈsændbɑː(r)]美[ˈsændbɑːr]

n. 沙洲；沙堤

n. （Sandbar）人名；（以）桑德巴尔

复 数 s a n d b a r s

英英释义

单词用法

同义词

反义词

例句

1.Among the ark's passengers is the diamond darter, an imperiled sandbar dweller;

方舟乘客钻石镖鲈是种濒临灭绝的鱼类，生活在沙洲附近。

2.Then he tiptoed his way cautiously among the trees till he felt that he was out of hearing, and straightway broke into a keen run in the direction of the sandbar.

然后他就踮着脚尖，非常谨慎地从树林中溜出去，直到后来他认为别人已经听不见他的脚步，就立刻飞脚向沙滩那边直跑过去。

3.Many boats have run aground on the sandbar at the river mouth.

许多船只在河口的沙堤搁浅。

4.A shallow tidal lagoon of southeast Brazil. Separated from the Atlantic Ocean by a wide sandbar, it is an important fishing ground.

巴西东南部一浅泻湖，由一道宽大的沙堤把它与大西洋隔开，是一重要的渔业基地。

5.The group also reported the dusky and sandbar sharks as being threatened.

该组织还报告了灰鲨和沙洲鲨也正受到威胁。

6.On the sandy coast, sandbar is an important part of the beach.

在沙质海岸上，沙坝是海滩的重要组成部分之一。

7.Kayakers often navigate around the sandbar to avoid getting stuck.

皮划艇者常常绕过沙洲以避免被卡住。

8.The fisherman cast his line near the sandbar where the fish are abundant.

渔夫在沙洲附近抛下了钓线，因为那里鱼很多。

9.We found a perfect spot to picnic on the sandbar in the river.

我们在河里的沙洲上找到了一个完美的野餐地点。

10.During low tide, the sandbar is completely exposed.

在低潮时，沙洲完全暴露出来。

11.The boat got stuck on a sandbar due to low tide.

由于潮水低，船被卡在了沙洲上。

作文

The beauty of nature often reveals itself in the most unexpected places, and one such marvel is the formation of a sandbar. A sandbar is a natural landform that consists of a long, narrow strip of sand or sediment that is deposited by the action of tides and currents in a body of water. These formations can be found in rivers, lakes, and coastal areas, and they play a significant role in shaping the ecosystem around them.As I walked along the beach during my summer vacation, I stumbled upon a stunning sandbar that stretched out into the ocean. The sun was shining brightly, casting a golden hue over the soft grains of sand. This particular sandbar was teeming with life; small crabs scuttled across the surface, while seagulls swooped down to catch fish in the shallow waters surrounding it.The presence of the sandbar not only created a picturesque scene but also served as a vital habitat for various marine species. Fish and other aquatic creatures often seek shelter in the calm waters near a sandbar, which provides protection from stronger currents and predators. Observing this delicate balance of life made me appreciate the importance of such natural formations in maintaining biodiversity.Moreover, sandbars can significantly affect navigation and boating activities. They may pose challenges for boaters due to their shifting nature and the shallow waters they create. It is crucial for sailors to be aware of these formations, as they can change with the tides and storms, sometimes becoming submerged or emerging unexpectedly. Many local fishermen rely on their knowledge of sandbars to find the best spots for catching fish, as these areas often attract schools of fish drawn to the abundant food sources.In addition to their ecological significance, sandbars also offer recreational opportunities for beachgoers. During low tide, these natural structures become accessible, allowing people to walk on them, picnic, or simply enjoy the serenity of the surroundings. Families often gather on sandbars for a day of fun in the sun, creating lasting memories against the backdrop of the vast ocean.However, it is essential to respect these fragile environments. Human activities such as construction, pollution, and climate change can severely impact sandbars. Rising sea levels and increased storm intensity threaten their existence, which in turn affects the wildlife that depends on them. Conservation efforts are necessary to protect these unique ecosystems and ensure that future generations can enjoy the beauty and benefits of sandbars.In conclusion, the sandbar is more than just a strip of sand; it is a dynamic and essential component of our natural world. From its role in supporting diverse marine life to providing recreational spaces for humans, the sandbar embodies the intricate connections within ecosystems. As we continue to explore and appreciate the wonders of nature, let us also commit to preserving these vital formations for years to come.

自然的美常常在最意想不到的地方显现，而其中一个奇迹就是沙洲的形成。沙洲是一种自然地貌，由潮汐和水流作用沉积而成的一条狭长的沙或沉积物带。这些地貌可以在河流、湖泊和沿海地区找到，它们在塑造周围生态系统中发挥着重要作用。在我夏季假期期间，我在海滩上散步时偶然发现了一个延伸入海的壮观沙洲。阳光明媚，金色的阳光洒在柔软的沙粒上。这个特定的沙洲生机勃勃；小螃蟹在表面上奔跑，而海鸥则俯冲下来捕捉浅水中的鱼。沙洲的存在不仅创造了如画的景象，还为各种海洋物种提供了重要栖息地。鱼类和其他水生生物通常在沙洲附近的平静水域中寻找庇护，这里能保护它们免受更强水流和捕食者的威胁。观察这种微妙的生命平衡让我更加欣赏这些自然形态在维持生物多样性方面的重要性。此外，沙洲还会对航行和划船活动产生重大影响。由于其不断变化的特性和所形成的浅水区，它们可能给船只带来挑战。水手们必须了解这些地貌，因为它们可能会随着潮汐和风暴而变化，有时会突然淹没或显露出来。许多当地渔民依靠对沙洲的了解来寻找最佳捕鱼地点，因为这些区域常常吸引到大量鱼群。除了生态意义外，沙洲也为海滩游客提供了娱乐机会。在退潮时，这些自然结构变得可达，让人们可以在上面散步、野餐或简单享受周围的宁静。家庭经常聚集在沙洲上，享受阳光下的乐趣，创造出与广阔海洋相伴的美好回忆。然而，尊重这些脆弱环境至关重要。人类活动，如建设、污染和气候变化，可能对沙洲造成严重影响。海平面上升和风暴强度增加威胁着它们的存在，这反过来又影响依赖它们的野生动物。保护工作是必要的，以保护这些独特的生态系统，确保未来几代人能够享受沙洲的美丽和益处。总之，沙洲不仅仅是一条沙带；它是我们自然世界的动态和重要组成部分。从支持多样化海洋生物的角色到为人类提供休闲空间，沙洲体现了生态系统内的复杂联系。当我们继续探索和欣赏自然的奇迹时，让我们也承诺保护这些重要的地貌，以便在未来的岁月里继续享受。