| 词汇 | duckweed |
| 释义 | duckweed noun[ U ] uk /ˈdʌk.wiːd/ us /ˈdʌk.wiːd/ a plant that grows on the surface of some pools浮萍 Paul Starosta/Corbis Documentary/GettyImages Water & marsh plants, bushes & trees algae algae bloom Andromeda bacopa bladderwort green alga gulfweed haidai kelp kingcup phytoplankton pickerel weed plankton pond life pond lily sea lettuce seagrass seaweed sedge sphagnum But in this flower-pot, sunk so as to be in the water, and yet so that the rim may prevent it from spreading and coating the entire tank with green, is the strangest of all, actually duckweed. I recommend all country folk who come up to town in summer time to run down here just to see duckweed cultivated once in their lives. Many of the craters half-filled with water already had duckweed growing. There is a large pond in the midst of the garden, covered with duckweed, and full of beautiful gold and silver fish of many kinds. Examples of duckweedduckweed Harvesting is done such that less than a kilogram per square metre of duckweed remains. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Duckweed meal (dried duckweed) is a good cattle feed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Examples include water lilies lily pad and duckweed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Furthermore, chemicals used to clean up oil spills may have contributed to the duckweed problem. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The land is in good condition, with ponds of duckweed and other wetland plants that harbor several pond turtles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This duckweed grows in slow-moving, calm, and stagnant freshwater habitats. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The same publication provides an extensive list of references for many duckweed-related topics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many small aquatic animals use plants like duckweed for a home, or for protection from predators. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Commonly called watermeal or duckweed, these aquatic plants resemble specks of cornmeal floating on the water. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These nutrients may have triggered the duckweed's rapid expansion. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is one of several genera containing plants commonly called duckweed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Duckweed is considered a carbon neutral energy source, because unlike most fuels, it removes carbon dioxide from the atmosphere. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Aquatic vegetation is limited to a small number of ponds, and includes common duckweed, iris and water violet. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The nitrates are used as food for algae and fertilizer for duckweed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Lotad and its evolved forms have mouths resembling duck bills, which may be a pun on the duckweed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
| 随便看 |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。