您要查找的是不是：
- poplar willow forest 杨束林
- Poplar and willow forests in Yugoslavia have an area of 150,000 ha, be-ing 1.5% of the national total, but the timber output is 8% of the gross national pro-duction. 南斯拉夫共有杨柳树林地15万公顷;仅占森林面积的1.;5%25;但其木材产量却占全国木材总产量的8%25。
- Bring up in town, the boy find it difficult to separate a poplar from a willow. 那男孩是在城里长大的，所以觉得很难区别杨树和柳树。
- The weeping willow is taller than the poplar. 这棵垂柳比这棵杨树高。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The poplar and willow will greenth soon, why not open the do... 主题:转眼又是杨柳青，何不打开家门迎春风？
- Reason of the Low Survival Rate of Wave Break Willow Forest in Levee of Hongze Lake 洪泽湖大堤防浪柳林造林成活率低的原因分析
- It is said that there are wolves in this forest. 据说这片森林里有狼。
- A large part of Africa is made up of thick forest. 非洲的大部分地区都是密林。
- There is a leafy forest in our hometown. 在我们的家乡有一片树叶茂密的森林。
- A poplar tree, especially a cottonwood. 三角叶杨一种杨树，尤指三角叶杨
- There is a pine forest near our house. 我们家附近有片松树林。
- Billows of flame swept through the forest. 熊熊烈火席卷森林。
- Bring up in town,the boy find it difficult to separate a poplar from a willow. 那男孩是在城里长大的，所以觉得很难区别杨树和柳树。
- The forest was almost impassable. 森林几乎不可逾越。
- Bring up in town, the boy find it difficult to separate a poplar from willow. 那男孩是在城里长大的，所以觉得很难区别杨树和柳树。
- The path petered out deep in the forest. 小路漫漫消失在密林深处。
- The cottage was a casualty of the forest fire. 那小屋被森林大火烧毁。
- Qinghai suitable for species of poplar, willow, pine and other trees. 青海适合种杨树、柳树、松树等树木。
- The wind wailed in the forest all night. 风在林子里彻夜呼啸。
