It was a difficult challenge at first, but he gradually learned to square off the paper and the boards, sew the pages, fasten on the backstrip, and maintain precision and neatness throughout.

• 这件活儿一开始对他来说可不容易，可他慢慢学会了如何摞齐纸张、怎样缝订页面、如何固定封皮以及怎样在整个过程中保持精准划一。