单词pine straw
网络: 松针
It was a pretty good one, made of windfall limbs peeled smooth with a draw knife and thatched with pine straw.
这是很好的一个，使苹果树的果子像用一把刀子削得那么光滑，并用松树稻草盖的。
The Development and Utilization of the Pine- straw Resource
松针资源开发利用-绿色素制备