请输入您要查询的英文单词:

 

单词 water lettuce
释义

water lettuce

noun [mass noun]
A tropical aquatic plant of the arum family which forms a floating rosette of leaves.
  • Pistia stratiotes, family Araceae.
I like the gray-green leaves of water lettuce, another boatlike floater, and the tiny fronds of Azolla filiculoides, a fern that happens to float....
  • Three illegal species that top the list are the highly invasive water hyacinth, water lettuce and giant salvinia.
  • The move is aimed at trying to slow spread of harmful aquatic vegetation such as hydrilla, hyacinth, water lettuce and salvinia, alien plants that can denigrate freshwater fisheries.
随便看

 

英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/3 11:36:11