n.矮樹叢；細(xì)絨毛

We hacked our way through the undergrowth. 我們披荊斬棘在矮樹叢中前進(jìn)。

There was a sudden movement in the undergrowth. 矮樹叢里突然有什么東西動(dòng)了一下。

Their daily trips through the jungle have made a path in the thick undergrowth. 他們每天往返穿過叢林，已在茂密的矮叢中踩出了一條小路。