pollywog

简明释义

英[ˈpɒliwɒɡ]美[ˈpɑːliwɑːɡ]

n. 蝌蚪；首次越过赤道的海员

英英释义

单词用法

同义词

反义词

例句

1.The cybernetic difference between an organism such as a pollywog and an ecosystem such as a fresh-water bog is that an organism is tightly bound, and strict; an ecosystem is loosely bound, and lax.

从控制论的角度看，象蝌蚪这样的有机体和淡水沼泽这样的生态系统之间控制方式的不同在于，单个有机体受到严格紧密的束缚，而生态系统则宽松自由，不受束缚。

2.The cybernetic difference between an organism such as a pollywog and an ecosystem such as a fresh-water bog is that an organism is tightly bound, and strict; an ecosystem is loosely bound, and lax.

从控制论的角度看，象蝌蚪这样的有机体和淡水沼泽这样的生态系统之间控制方式的不同在于，单个有机体受到严格紧密的束缚，而生态系统则宽松自由，不受束缚。

3.The teacher asked us to bring a jar filled with pollywogs 蝌蚪 for our science project.

老师让我们带一个装满pollywogs蝌蚪的罐子来做科学项目。

4.In biology class, we learned about the life cycle of a frog, starting from the pollywog 蝌蚪 stage.

在生物课上，我们学习了青蛙的生命周期，从pollywog蝌蚪阶段开始。

5.My little brother loves to observe pollywogs 蝌蚪 as they transform into frogs.

我弟弟喜欢观察pollywogs蝌蚪如何变成青蛙。

6.During the summer, we often find pollywogs 蝌蚪 in our backyard pond.

夏天，我们经常在后院的池塘里发现pollywogs蝌蚪。

7.The children were excited to catch a few pollywogs 蝌蚪 in the pond during their field trip.

孩子们在实地考察中兴奋地在池塘里抓了一些pollywogs蝌蚪。

作文

In the world of amphibians, few creatures capture the imagination quite like the pollywog. This term refers to the larval stage of a frog or toad, commonly known as a tadpole. The pollywog is a fascinating creature that undergoes a remarkable transformation as it matures into an adult frog. When we think about the life cycle of the pollywog, we are reminded of the beauty of nature and the intricate processes that govern life itself. The journey of a pollywog begins in water. Frogs lay their eggs in ponds or streams, and from these eggs hatch tiny, wriggling pollywogs. At this stage, they are primarily aquatic, breathing through gills and feeding on algae and other plant matter. Their bodies are streamlined, allowing them to swim efficiently in search of food. As they grow, pollywogs start to develop legs, signaling the beginning of their metamorphosis. This transformation is nothing short of miraculous. The pollywog gradually absorbs its tail, which was once essential for swimming, while developing lungs to breathe air. This process can take several weeks to months, depending on the species and environmental conditions. During this time, the pollywog must navigate the challenges of its habitat, including predators and changing water levels. As the pollywog matures, it becomes increasingly adapted to life on land. Once its legs are fully formed and its tail is absorbed, it emerges from the water as a juvenile frog. This transition marks a significant milestone in its life cycle, as it now has to adapt to a completely different environment. The pollywog must learn how to hunt for insects and avoid dangers that lurk in the terrestrial world. The life of a pollywog serves as a metaphor for growth and change. Just like the pollywog transforms into a frog, we too go through various stages in our lives that shape who we become. Challenges and obstacles may seem daunting at first, but with time and perseverance, we can emerge stronger and more capable. The pollywog's journey from a simple larva to a fully developed frog is a reminder that change is a natural part of life, and embracing it can lead to incredible outcomes. In conclusion, the pollywog is not just a simple creature; it embodies the essence of transformation and resilience. Whether we observe them in a pond or learn about their life cycle in a classroom, pollywogs remind us of the beauty of nature and the importance of adaptation. As we reflect on the journey of the pollywog, let us also consider our own paths of growth and the changes that shape our lives.

在两栖动物的世界里，很少有生物能像pollywog一样吸引人。这个词指的是青蛙或蟾蜍的幼虫阶段，通常被称为蝌蚪。pollywog是一种迷人的生物，它在成长为成年青蛙的过程中经历了显著的转变。当我们思考pollywog的生命周期时，我们会想起大自然的美丽以及支配生命本身的复杂过程。pollywog的旅程始于水中。青蛙在池塘或溪流中产卵，从这些卵中孵化出微小的、扭动的pollywogs。在这个阶段，它们主要生活在水中，通过鳃呼吸，吃藻类和其他植物性食物。它们的身体流线型，有助于高效游泳以寻找食物。随着它们的成长，pollywogs开始长出腿，标志着它们变形的开始。这种转变简直是奇迹。pollywog逐渐吸收它的尾巴，尾巴曾经对游泳至关重要，同时发展出肺部以呼吸空气。这个过程可能需要几周到几个月的时间，具体取决于物种和环境条件。在此期间，pollywog必须应对栖息地中的挑战，包括捕食者和水位变化。随着pollywog的成熟，它越来越适应陆地生活。一旦它的腿完全形成，尾巴被吸收，它就作为一只幼年青蛙从水中出现。这一过渡标志着它生命周期中的一个重要里程碑，因为它现在必须适应完全不同的环境。pollywog必须学会捕捉昆虫，并避免潜伏在陆地世界中的危险。pollywog的生活作为成长和变化的隐喻。就像pollywog转变为青蛙一样，我们也在生活中经历各种阶段，这些阶段塑造了我们成为的人。挑战和障碍在开始时可能看起来令人生畏，但随着时间和毅力的积累，我们可以变得更强大、更有能力。pollywog从简单的幼虫变成完全发育的青蛙的旅程提醒我们，变化是生活的自然组成部分，拥抱它可以带来不可思议的结果。总之，pollywog不仅仅是一种简单的生物；它体现了转变和韧性的本质。无论我们是在池塘中观察它们，还是在课堂上了解它们的生命周期，pollywogs都提醒我们大自然的美丽以及适应的重要性。当我们反思pollywog的旅程时，让我们也考虑我们自己成长的道路以及塑造我们生活的变化。