pokeberries

简明释义

英[ˈpəʊkbəri]美[ˈpoʊkˌberi]

n. 美洲商陆；美洲商陆果

复 数 p o k e b e r r i e s

英英释义

单词用法

同义词

反义词

例句

1.During our hike, we spotted some pokeberries growing near the creek.

在我们的徒步旅行中，我们在小溪附近发现了一些pokeberries。

2.The children were warned not to eat the pokeberries because they can be toxic.

孩子们被警告不要吃pokeberries，因为它们可能是有毒的。

3.The birds seem to enjoy the pokeberries, but humans should stay away from them.

鸟儿似乎喜欢pokeberries，但人类应该远离它们。

4.My grandmother used to make a jam from pokeberries'>pokeberries做果酱。

5.Be careful when picking berries; you might mistake pokeberries for something safe.

采摘浆果时要小心；你可能会把pokeberries误认为是安全的东西。

作文

In the heart of summer, when the sun shines brightly and the days stretch long, nature reveals its hidden treasures. Among these treasures are the vibrant and alluring pokeberries, known scientifically as Phytolacca americana. These berries, with their deep purple hue, can be found growing on tall, leafy plants that often thrive in gardens and along roadsides throughout North America. While many may admire their beauty, it is essential to understand both the allure and the dangers associated with pokeberries.

Historically, pokeberries have been used for various purposes, from traditional medicine to dyeing fabrics. Native Americans utilized the roots and leaves of the pokeweed plant for medicinal purposes, believing they had healing properties. The berries themselves were sometimes used to create a natural dye, producing a rich purple color that was highly sought after. However, it is crucial to note that while the berries may appear enticing, they are toxic to humans and many animals if ingested in significant quantities.

The toxicity of pokeberries is primarily due to a compound called saponin, which can cause nausea, vomiting, and even more severe symptoms if consumed. This toxicity serves as a reminder of the balance in nature; not everything that looks appealing is safe. In fact, the bright color of pokeberries acts as a warning sign, deterring many potential predators from consuming them. This fascinating aspect of nature showcases how plants have evolved to protect themselves while still attracting attention.

In addition to their toxicity, pokeberries play a role in the ecosystem. Birds, such as robins and mockingbirds, are not affected by the toxins and often feast on the berries. This relationship benefits the birds, providing them with nourishment, while also aiding the plant in reproduction. As the birds consume the berries, they spread the seeds through their droppings, allowing new pokeweed plants to grow in different locations. This symbiotic relationship highlights the interconnectedness of all living things in our environment.

For those interested in gardening or foraging, it is crucial to educate oneself about pokeberries and their surrounding plants. While they can add a touch of wild beauty to a garden, proper care and knowledge are necessary to ensure safety. If you happen upon a patch of these striking berries, admire them from a distance, but do not be tempted to taste their fruit.

In conclusion, pokeberries are a prime example of nature's duality; they are beautiful yet dangerous, beneficial yet toxic. Understanding the complexity of such plants enriches our appreciation for the natural world. It reminds us to respect the boundaries set by nature and to approach its wonders with curiosity and caution. Whether you encounter pokeberries on a hike or in your backyard, take a moment to reflect on the intricate relationships that exist within ecosystems and the lessons they teach us about safety and coexistence.

在夏天的心脏地带，当阳光明媚，日子漫长时，大自然揭示了它隐藏的宝藏。在这些宝藏中，有一种色彩鲜艳且迷人的pokeberries，其学名为Phytolacca americana。这些浆果呈深紫色，通常在北美的花园和路边茁壮成长，生长在高大的叶子植物上。虽然许多人可能会欣赏它们的美丽，但了解与pokeberries相关的诱惑和危险至关重要。

历史上，pokeberries被用于各种目的，从传统医学到染布。美洲土著利用波克草的根和叶进行药用，认为它们具有治疗特性。这些浆果有时被用来制作天然染料，产生一种丰富的紫色，受到高度追捧。然而，至关重要的是要注意，尽管这些浆果看起来诱人，但如果大量摄入，它们对人类和许多动物都是有毒的。

pokeberries的毒性主要是由于一种叫做皂苷的化合物，摄入后可能导致恶心、呕吐，甚至更严重的症状。这种毒性提醒我们自然界的平衡；并非所有看起来吸引人的东西都是安全的。实际上，pokeberries的鲜艳颜色起到了警告的作用，使许多潜在的捕食者不愿意食用它们。自然界这一迷人的方面展示了植物如何进化以保护自己，同时仍能吸引注意。

除了它们的毒性，pokeberries在生态系统中也发挥着作用。鸟类，如知更鸟和模拟鸟，并不受毒素的影响，常常以这些浆果为食。这种关系使鸟类受益，为它们提供了营养，同时也帮助植物繁殖。当鸟类食用这些浆果时，它们通过排便传播种子，使新的波克草植物在不同的位置生长。这种共生关系突显了我们环境中所有生物之间的相互联系。

对于那些对园艺或觅食感兴趣的人来说，了解pokeberries及其周围植物是至关重要的。尽管它们可以为花园增添一丝野性之美，但确保安全需要适当的护理和知识。如果你偶然发现一片这些引人注目的浆果，请从远处欣赏它们，但不要试图品尝它们的果实。

总之，pokeberries是大自然双重性的典范；它们既美丽又危险，既有益又有毒。理解此类植物的复杂性丰富了我们对自然世界的欣赏。它提醒我们尊重自然设定的界限，以好奇和谨慎的态度接近它的奇观。无论你是在徒步旅行中还是在后院遇到pokeberries，花一点时间反思生态系统中存在的复杂关系以及它们教给我们的关于安全和共存的课程。