双方还正式签署了合作协议，进一步巩固了中方与意大利主要杨树和柳树研究人员、种植者、消费者的长远合作关系。

Formal agreements for cooperation were signed and new relationships were cemented for future collaboration with key poplar and willow researchers, growers and users in Italy.

youdao

那男孩是在城里长大的，所以觉得很难区别杨树和柳树。

Brought up in town, the boy finds it difficult to separate a poplar from a willow.

youdao

我把我们村子的位置指给他看。村子就坐落在距离教堂一英里多远的平坦河岸上，四周矗立着赤杨树和截梢树。

I pointed to where our village lay, on the flat in-shore among the alder-trees and pollards, a mile or more from the church.

youdao