Among those actively making payments on their debt, the average monthly installment is between $200 and $300.

那些积极还债的人平均每月的分期付款金额在200美元至300美元之间。

Soon after Sketches by Boz appeared, a publishing firm approached Dickens to write a story in monthly installments, as a backdrop for a series of woodcuts by the then-famous artist Robert Seymour, who had originated the idea for the story.

《博兹札记》一面世，很快就有一家出版社和狄更斯接触，想让他以每月连载的方式撰写一个故事，作为当时著名艺术家罗伯特·西摩系列木版画的背景故事，西摩是该故事构想的原创者。