pokeweed

简明释义

英[ˈpəʊkwiːd]美[ˈpokˌwid]

n. [植]美洲商陆（产于北美，其根和果有毒）

英英释义

单词用法

同义词

反义词

例句

1.Objective To probe the suppressive effect of pokeweed antiviral protein (PAP) on HCV replication.

目的探讨商陆抗病毒蛋白（PAP）对HCV的抑制作用。

2.It is related to the pokeweed plant found in North America but can grow to a gigantic size: up to 20nbsp; metres tall and 15 metres wide.

这种植物与北美洲商陆有亲缘关系，它们可以长成参天大树：20米高，15米宽。

3.It is related to the pokeweed plant found in North America but can grow to a gigantic size: up to 20nbsp; metres tall and 15 metres wide.

这种植物与北美洲商陆有亲缘关系，它们可以长成参天大树：20米高，15米宽。

4.The children were warned not to touch the pokeweed 刺果草 growing in the backyard.

孩子们被警告不要碰后院生长的pokeweed 刺果草。

5.During our hike, we spotted some pokeweed 刺果草 along the trail.

在我们的徒步旅行中，我们在小径旁发现了一些pokeweed 刺果草。

6.The berries of pokeweed 刺果草 are toxic if ingested.

如果摄入，pokeweed 刺果草的浆果是有毒的。

7.In early autumn, the pokeweed 刺果草 plants turn a vibrant purple.

在初秋，pokeweed 刺果草植物变成鲜艳的紫色。

8.Farmers often remove pokeweed 刺果草 from their fields to prevent livestock poisoning.

农民通常会从田地里移除pokeweed 刺果草以防止牲畜中毒。

作文

Pokeweed, known scientifically as Phytolacca americana, is a perennial plant native to North America. It is characterized by its tall growth, large leaves, and clusters of purple berries. While it may appear attractive in gardens or wild landscapes, the plant carries a significant warning: all parts of the plant are toxic if ingested. This toxicity is particularly concerning for children and pets who might be tempted to taste the bright berries. In fact, the berries contain a compound called pokeweed mitogen, which can cause severe gastrointestinal distress if consumed in large quantities. Historically, Native Americans used the roots of pokeweed for medicinal purposes, although this practice is not recommended today due to the plant's toxic nature.Despite its dangers, pokeweed has also found its place in folklore and culture. Many people remember their grandparents making a dish called "poke sallet," which was made from young leaves of the plant that were boiled to remove toxins. This preparation method highlights the importance of understanding the plant's properties, as improperly prepared pokeweed can lead to poisoning. In modern times, awareness about the risks associated with pokeweed has increased, and many people choose to admire it from a distance rather than risk any harmful effects.Ecologically, pokeweed plays a role in local ecosystems. Its berries serve as food for various birds and wildlife, who are able to consume them without harm. This interaction illustrates the delicate balance within nature: while pokeweed can be dangerous to humans, it provides nourishment for other species. Additionally, the plant can grow in a variety of environments, often thriving in disturbed areas such as roadsides or abandoned lots, showcasing its resilience.The presence of pokeweed in urban settings raises interesting questions about biodiversity and invasive species management. Some view it as a nuisance, while others appreciate its unique beauty and the wildlife it attracts. Educating the public about the characteristics and dangers of pokeweed is crucial for ensuring safety, especially in neighborhoods where children play.In conclusion, pokeweed is more than just a plant; it embodies the complexities of nature, serving as both a cautionary tale and a vital part of the ecosystem. Understanding its properties, respecting its dangers, and appreciating its role in our environment can lead to a deeper connection with the natural world. Whether admired for its beauty or studied for its ecological significance, pokeweed remains a fascinating subject worthy of attention and respect.

野生大豆（学名：Phytolacca americana）是一种原产于北美的多年生植物。它的特点是高大的生长、宽大的叶子和紫色浆果的簇。虽然它在花园或野外景观中可能看起来很吸引人，但这植物有一个重要的警告：植物的所有部分如果被摄入都是有毒的。这种毒性对儿童和宠物尤其令人担忧，因为它们可能会被明亮的浆果所吸引。事实上，这些浆果含有一种叫做野生大豆蛋白的化合物，如果大量食用，会导致严重的胃肠不适。历史上，印第安人曾使用野生大豆的根部进行药用，尽管由于植物的毒性，今天不推荐这种做法。尽管有危险，野生大豆在民间传说和文化中也找到了它的位置。许多人记得他们的祖父母制作一种叫做“poke sallet”的菜肴，这种菜肴是用植物的嫩叶制成的，经过煮沸以去除毒素。这种准备方法突显了了解植物特性的必要性，因为未正确准备的野生大豆可能导致中毒。在现代，对与野生大豆相关的风险的认识增加，许多人选择远观而不是冒任何伤害的风险。在生态上，野生大豆在当地生态系统中发挥着作用。它的浆果为各种鸟类和野生动物提供食物，后者能够安全地食用这些浆果。这种相互作用说明了自然界中的微妙平衡：虽然野生大豆对人类可能是危险的，但它为其他物种提供了养分。此外，这种植物可以在多种环境中生长，通常在路边或废弃的空地上蓬勃生长，展示了它的韧性。野生大豆在城市环境中的存在引发了关于生物多样性和入侵物种管理的有趣问题。一些人将其视为麻烦，而另一些人则欣赏其独特的美丽和吸引的野生动物。教育公众了解野生大豆的特征和危险对于确保安全至关重要，特别是在儿童玩耍的社区。总之，野生大豆不仅仅是一种植物；它体现了自然的复杂性，既是警示故事，也是生态系统的重要组成部分。理解其特性、尊重其危险并欣赏其在环境中的作用，可以加深我们与自然世界的联系。无论是因其美丽而受到赞赏，还是因其生态重要性而受到研究，野生大豆仍然是一个值得关注和尊重的迷人主题。