梧桐的英文：
wutong tree (fermiana platanifolia)
a lightweight and strong wood often used for musical instuments
Chinese parasol tree

tree是什么意思：
n. 树，木料，树状物
v. 赶上树；爬上树；逃上树

The trees are sparse.
树木稀疏。

The trees are in blossom .
树上鲜花盛开。

the parent tree
母树