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- Eurasian elm closely resembling the American elm; thrives in a moist environment. 与美洲榆极相像的一种欧亚榆树，；在潮湿的环境才能健康生长。
- North American elm having twigs and young branches with prominent corky projections. 产于北美洲，细枝和幼小分枝上有引人注目的软木突起。
- North American elm having rough leaves that are red when opening; yields a hard wood. 生长于北美洲，叶面粗糙，初时呈红色，；木质坚硬。
- Two ecological gradient axes (EGA) were suggested: EGA(CA) and EGA(r2). These two EGA were calculated among twenty provenances of American elm. EGA(CA_1)和EGA(r~2)。
- During my childhood, I sometimes arrived home from school to find my mother in a similar stance, staring through binoculars up into the arching American elm trees that shaded our home. 在孩提时代，有时我从学校回家后发现母亲正保持着同样的姿势，通过望远镜观察着那棵弯弯曲曲为我们家带来阴凉的美国榆树。
- Eurasian elm closely resembling the American elm 与美洲榆极相像的一种欧亚榆树
- Bill Gates is an American citizen. 比尔·盖茨是美国公民。
- North American elm having rough leaves that are red when opening; yields a hard wood 生长于北美洲，叶面粗糙，初时呈红色；木质坚硬
- North American elm having twigs and young branches with prominent corky projections 产于北美洲，细枝和幼小分枝上有引人注目的软木突起
- He works at the American Embassy in Moscow. 他在莫斯科的美国驻俄大使馆工作。
- The American market turned roundsharply a week ago. 美国证券市场於一周前急遽反转。
- The Nestor or American philosophy. 美国哲学界中的耆宿。
- American girls are often very pretty. 美国女孩多很漂亮。
- Many American are couch potatoes these days. 现在许多美国人都是电视迷。
- American civilization differs from ours. 美国的社会和生活方式和我们的不同。
- American people use the word "fall" to mean autumn. 美国人用"fall"这个字来表示秋天。
- He is an American of French ancestry. 他是法国血统的美国人。
- The theory was advanced by an American professor. 该理论系一位美国教授提出的。
- He is well read in American history. 他通晓美国历史。
- He landed a job in a large American corporation. 他在一家美国大公司谋得一职。
