All the rest of the material that makes up the wood forms char and ash.

构成木材的其他材料形成了炭和灰。

These, with the gums and balsams of the woods, form the main local fragrance-fountains of the storm.

这些与树林中的树胶和香脂一起， 形成了当地主要的风暴香味喷泉。

A single trunk falling across a stream in the woods forms a dam 200 feet long, and from ten to thirty feet high, giving rise to a pond which kills the trees within its reach.

一根树干掉落在树林中的一条小溪上，形成了一个 200 英尺长、10 到 30 英尺高的水坝，形成了一个池塘，在它的范围内杀死了树木。