Fraxinus excelsior

例句：

1. 1. The forest was densely packed with Fraxinus excelsior trees.
   森林里密集地生长着白杨树。
2. 2. The white-barked Fraxinus excelsior is a native species of China.
   白杨树是中国本土的一种物种。
3. 3. The Fraxinus excelsior tree produces acorns that are used for food andfuel.
   白杨树的果实可以食用和作为燃料。