广防已的英文：
fangchi root

root是什么意思：
n. 根；根源；根基；词根；祖先
v. 生根；根源在于，来源于

nematode damage to the soybean roots is characterized by coarse roots
线虫破坏大豆根系的特征是:根系粗糙。

These plants have very deep roots.
这些植物的根长得很深。

Hope is the root of hopeful.
hope是hopeful的词根。

The whole group will be rooting for him.
全队的人都为他打气喝彩。

We rooted for the woman candidate.
我们支持那位女候选人。