These are then gathered and spun into raw silk thread.

然后再收集起来纺成生丝。

The principle of extracting raw silk hasn't changed since it's discovered.

抽取生丝的原理，从发现至今并没什么改变。

Raw silk, you can't go wrong.

生丝 永远不会过时。

Raw silk, tea, and many other products were traded through Yokohama, and this little town was transformed into a city.

生丝、茶叶和许多其他产品通过横滨进行贸易，这个小镇变成了一座城市。

The British taxes which bear hardest on manufactures, are some duties upon the importation of raw materials, particularly upon that of raw silk.

英国对制造业征收的税最重， 是对原材料进口征收的一些关税， 尤其是对生丝征收的关税。

If raw silk could be imported from China and Indostan, duty-free, the silk manufacturers in England could greatly undersell those of both France and Italy.

如果可以从中国和印度斯坦免税进口生丝， 英国的丝绸制造商就可以大大低于法国和意大利的丝绸制造商。