Ulmus americana

常見(jiàn)例句

• North American deciduous tree (Ulmus americana) having double serrate leaves and winged fruits. It is grown chiefly as an ornamental shade tree but often dies from Dutch elm disease.
  美洲榆：一種北美落葉樹(shù)（美洲榆），有雙齒葉和雙翼果，主要作為觀賞性濃蔭樹(shù)，但?；己商m榆樹(shù)病而壞死
• Americana are featured in the exhibit.
  展覽展出了關(guān)于美國(guó)（或美洲）的資料
• Agave americana L. var. rnarginata Hort.
  金邊龍舌蘭
• Technology of Grafting Ulmus pumila var, pendula Rehd.
  垂榆嫁接技術(shù)。
• Americana reflects the influence of many immigrations.
  美國(guó)文化反映出了許多移民的影響
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