parr

简明释义

英[pɑː(r)]美[pɑːr]

n. 幼鲑

n. （Parr）人名；（英、法、德）帕尔

复 数 p a r r 或 p a r r s

英英释义

单词用法

同义词

反义词

例句

1."They are our closest living relatives and thus are in a unique position to inform us about our evolutionary heritage," said Dr Parr.

“它们是我们的近亲，因此，它们处于一种独特的地位，来告知人类进化过程中的遗产，”Parr博士说。

2.Ben Parr of Mashable points me to the latest Nielsen online traffic Numbers.

Mashable的本·帕尔指出了最新的尼尔森在线流量数据。

3.Today at the Facebook news conference, + Ben Parr had the stones to ask Mark what he thought of Google +.

在facebook今天的新闻发布会上，Benparr铁了心要问马克对于google +的看法。

4.1543 - King Henry VIII of England married his sixth and last wife, Catherine Parr at Hampton Court Palace.

1543年的今天，英格兰国王亨利八世在汉普顿宫殿迎娶他的第六任也是最后一任妻子，凯瑟琳·帕尔。

5.Thee futuristic frozen treat has been developed for Wall's Ice Cream by food designers Bompas and Parr.

这款前卫的冷饮是食物设计师邦帕和帕尔在和路雪的“可爱多”的基础上设计而成的。 。

6.This martial panoply belonged to the true prince--a recent present from Madam Parr the Queen.

这套甲胄属于真正的王子——它是女王巴尔夫人最近送给他的礼物。

7.The young salmon is called a parr.

年轻的鲑鱼被称为parr。

8.During its early life, the fish is in the parr stage.

在早期生活中，鱼处于parr阶段。

9.The parr has distinctive markings that help it blend in with the riverbed.

该parr具有独特的标记，有助于它与河床融为一体。

10.Researchers study the growth of parr to understand fish populations.

研究人员研究parr的生长，以了解鱼类种群。

11.As a parr, the salmon is vulnerable to predators.

作为parr，鲑鱼易受到捕食者的攻击。

作文

In the world of fish, particularly in the life cycle of salmon, the term parr refers to a specific stage in their development. After hatching from eggs, salmon go through several phases before they migrate to the ocean. The parr stage is crucial as it represents the period when the young salmon, known as parr, begin to adapt to their freshwater environment. During this time, they develop distinctive markings on their bodies, which help them camouflage against predators in the riverbeds where they reside. The presence of parr in rivers is an indicator of a healthy ecosystem. When salmon spawn, they lay eggs in gravel beds, and the resulting hatchlings must survive in a challenging environment filled with threats from larger fish and other predators. The parr stage is characterized by increased growth and the development of social behaviors that are important for survival. Young salmon often form schools, which provide safety in numbers and enhance their chances of evading predators. As parr grow, they undergo physiological changes that prepare them for their eventual migration to the ocean. This transition is not just about moving to a new habitat; it involves significant changes in their body chemistry and behavior. The process of smoltification transforms parr into smolts, which are ready to face the saline waters of the ocean. This journey is perilous, and many parr do not survive the transition. However, those that do will eventually return to their natal rivers to spawn, completing the life cycle. Understanding the parr stage is essential for conservation efforts aimed at protecting salmon populations. Many rivers have experienced declines in salmon numbers due to habitat destruction, pollution, and climate change. By monitoring the health and population of parr, scientists can assess the overall health of freshwater ecosystems and implement strategies to restore habitats that support their growth and survival. Furthermore, educational programs that teach people about the importance of parr and their role in the life cycle of salmon can foster a greater appreciation for these fish and the environments they inhabit. Community involvement in local river cleanups and habitat restoration projects can create awareness and encourage stewardship of these vital ecosystems. In conclusion, the term parr is more than just a biological classification; it represents a critical phase in the life of salmon that has implications for environmental health and biodiversity. By understanding and protecting the parr stage, we can contribute to the sustainability of salmon populations and the ecosystems they rely on. The journey of a salmon from egg to parr and eventually back to its spawning grounds is a remarkable testament to nature's resilience and the interconnectedness of life within our waterways.

在鱼类世界中，特别是在鲑鱼的生命周期中，术语parr指的是它们发育的特定阶段。在孵化出卵后，鲑鱼经历几个阶段，然后迁移到海洋。parr阶段至关重要，因为它代表着幼鲑鱼（称为parr）开始适应其淡水环境的时期。在此期间，它们的身体上会发展出独特的标记，这有助于它们在栖息的河床上伪装以抵御捕食者。 parr在河流中的存在是生态系统健康的指标。当鲑鱼产卵时，它们会在砾石床上产卵，产生的幼鱼必须在充满来自更大鱼类和其他捕食者威胁的挑战性环境中生存。parr阶段的特点是增长加快以及对生存至关重要的社会行为的发展。年轻的鲑鱼通常会形成鱼群，这提供了数量上的安全并增强了逃避捕食者的机会。 随着parr的生长，它们会经历生理变化，为最终迁移到海洋做好准备。这一转变不仅仅是迁移到新栖息地；它涉及到身体化学和行为的重大变化。鳗鱼化过程将parr转变为适合面对海水的幼鱼。这段旅程充满危险，许多parr在过渡中未能生存。然而，那些能够生存下来的将最终返回其出生的河流进行产卵，完成生命周期。 了解parr阶段对于旨在保护鲑鱼种群的保护工作至关重要。许多河流由于栖息地破坏、污染和气候变化而经历了鲑鱼数量的下降。通过监测parr的健康和数量，科学家们可以评估淡水生态系统的整体健康，并实施恢复支持其生长和生存的栖息地的策略。 此外，教育项目教人们了解parr的重要性及其在鲑鱼生命周期中的作用，可以培养对这些鱼类及其栖息环境的更大欣赏。社区参与当地河流清理和栖息地恢复项目可以创造意识并鼓励对这些重要生态系统的管理。 总之，术语parr不仅仅是一个生物分类；它代表了鲑鱼生命中一个关键的阶段，对环境健康和生物多样性具有影响。通过理解和保护parr阶段，我们可以为鲑鱼种群及其依赖的生态系统的可持续性做出贡献。从卵到parr，再到最终回到其产卵场的鲑鱼旅程，令人惊叹地证明了自然的韧性和我们水道中生命的相互联系。