speedwell

基本解释

• n.[植]婆婆纳属的植物

同根派生

• speedwell相关词

英汉例句

• The suns that go to make one speedwell blue!
  让一株婆婆纳变蓝的所有阳光！
• The suns that go to make one speedwell bule.
  记住那让所有婆娑都变蓝的阳光。
• The allelopathic effects of V. villosa on the weeds varied with weed species in the descending order of speedwell > annual bluegrass > barnyard grass.
  毛苕子水浸提液处理对杂草的化感效应因杂草种而异，对供试杂草的化感抑制强度为波斯婆婆纳＞稗草＞一年生早熟禾；
• Ivy-leaf speedwell (Veronica hederaefolia L.), a troublesome weed in summer-harvested crop fields throughout Mediterranean countries, was transferred into China recently.
  常春藤叶婆婆纳(Veronica hederaefolia L.;)是地中海周缘国家的重要农田杂草，近期由境外传入我国江苏、浙江地区。
• Studies on ivy leaf speedwell in this paper show that its chromosome number varies from 18, 36, 54, 32 to 22, accounting for 23.91%, 1.09%, 2.17%, 69.57%and 3.26%of the total respectively.
  对该种的染色体计数表明，我国境内的这一新外来杂草染色体数目从18、36、54、32和22均有;分别占总计数的23.;91%25、1

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