Punch a hole in the middle of the paper cover where the hole of the spool is. Now your hole should run through the paper, spool, and cardboard without any obstructions.

在纸片棉线轴洞的位置打个洞，这个洞贯穿了纸片、棉线轴和硬纸板，洞内没有其他遮挡物。

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Christmas Cracker is a cardboard paper tube, wrapped in brightly coloured paper and twisted at both ends.

圣诞拉炮是用硬纸板做的纸筒，再用色彩鲜艳的彩纸包裹在外面，两端拧紧。

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Crackers arc cardboard tubes with a small present, a joke on a piece of paper and a paper hat inside.

饼干弧纸板管和一个小礼物，一个笑话在一张纸和一个纸帽子里面。

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We also have a paper bag for old paper and cardboard, and for other items we visit the local recycling bank.

BBC: Last Updated: Thursday May 08 2008 11:40 GMT

The costs of printing and shipping paper and cardboard are rising.

ECONOMIST: Book publishing in America

He earned a BA in Engineering Sciences and Economics from Dartmouth and a Harvard MBA. He did leveraged buyouts of paper and cardboard companies for Morgan Stanley (MS).

FORBES: Matt Holleran: Silicon Valley's Business Freemium Go-To Guy