树是可数还是不可数

The tree on the left is out of perspective.

左侧的树不成比例。

Not a building nor a tree was left standing.

没有一栋房屋一棵树仍然站着没倒。

The trees form a natural protection from the sun's rays.

树木起天然的'保护作用，遮挡了阳光的照射。

The path led through the trees to the river.

这条小路穿过树林通向河边。

They cut away all the dead branches from the tree.

他们把这棵树上的枯枝全都砍掉了。