1.It is a labor to task the faculties of a man — such problems of profit and loss, of interest, of tare and tret,(8) and gauging of all kinds in it, as demand a universal knowledge.
1.这真是一个辛苦的劳役,考验着一个人的全,——这些赢
损失的问
,
的问
,扣除皮重的计算问
,一切都要确实数字,非得有全宇宙的知识不可啊。