您要查找的是不是：
- Allozyme diversity in Chines e,Seguin and American chestnut(Castanea spp.). Huang H(黄宏文);Dane F;Norton J D.
- Either of two eastern North American deciduous oak trees(Quercus prinus and Q. muehlenbergii) having leaves that resemble those of the American chestnut. 栗栎：产于北美洲东部的两种落叶橡树（沼生栎栎属和黄栗栎），树叶与美国栗树的树叶相似
- The find has stirred excitement among those working to restore the American chestnut, and raised hopes that scientists might be able to use the pollen to breed hardier chestnut trees. 这项发现给致力于恢复美国花生树的人们带来欢欣鼓舞,重新燃起了希望,希望科学家们能利用这些树的花粉培育更健壮的花生树。
- A disease of chestnut trees caused by a fungus (Cryphonectria parasitica) that is especially destructive to the American chestnut, characterized by cankers that eventually kill the branches and trunk. 栗树疫病：一种栗树病害，由对美国栗树格外具有破坏性的一种真菌（栗疫菌）引起，以最终会导致树枝和树干枯死的溃疡为特征
- The production of American chestnut and its market 美国板栗的生产与市场
- Rare American Chestnut Trees Discovered 美国发现罕见的花生树
- a disease of American chestnut trees. 美国栗树的一种疾
- Stand of Rare American Chestnut Trees Discovered Along Hiking Trail in Georgia 在美国乔治亚州的徒步旅行中,发现美国罕见的花生树
- Bill Gates is an American citizen. 比尔·盖茨是美国公民。
- 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。
