但是同一套工具也许足以供制犁匠锻制上百张犁，而且这些犁可在其12年使用期内为很多不同的农场翻土。
But the same set of tools, perhaps, suffice to the plough-maker for forging a hundred ploughs, which serve during the twelve years of their existence to prepare the soil of as many different farms.
youdao